View source for Open

{{also|opẹn|ôpen}}
==English==
{{wikipedia}}

===Etymology===
[[File:17 Open sign - free stock photo.jpg|thumb|A sign indicating that a shop is open]]
Adjective from {{inh|en|enm|open}}, from {{inh|en|ang|open||open}}, from {{inh|en|gmw-pro|*opan}}, from {{inh|en|gem-pro|*upanaz||open}}, from {{der|en|ine-pro|*upo||up from under, over}}.

{{col-top|2|cog}}
* {{cog|sco|apen||open}}
* {{cog|stq|eepen||open}}
* {{cog|fy|iepen||open}}
* {{cog|nl|open||open}}
* {{cog|nds|open}}, {{m|nds|apen||open}}
* {{cog|de|offen||open}}
* {{cog|da|åben||open}}
* {{cog|sv|öppen||open}}
* {{cog|nb|åpen||open}}
* {{cog|nn|open||open}}
* {{cog|is|opinn||open}}
{{col-bottom}} Compare also {{cog|la|supinus||on one's back, supine}}, {{cog|sq|hap||to open}}. Related to {{m|en|up}}.

Verb from {{inh|en|enm|openen}}, from {{inh|en|ang|openian|t=to open}}, from {{inh|en|gmw-pro|*opanōn}}, from {{inh|en|gem-pro|*upanōną|t=to raise; lift; open}}, from {{der|en|gem-pro|*upanaz|t=open|pos=adjective}}. Cognate with {{cog|stq|eepenje|t=to open}}, {{cog|fy|iepenje|t=to open}}, {{cog|nl|openen|t=to open}}, {{cog|de|öffnen|t=to open}}, {{cog|da|åbne|t=to open}}, {{cog|sv|öppna|t=to open}}, {{cog|nb|åpne|t=to open}}, {{cog|nn|-}} and {{cog|is|opna|t=to open}}. Related to {{cog|en|up}}.

Noun from {{inh|en|enm|open|t=an aperture or opening}}, from the verb. In the sports sense, however, a shortening of “open competition”.

===Pronunciation===
* {{enPR|ō'pən|a=RP}}, {{IPA|en|/ˈəʊp(ə)n/}}
* {{audio|en|En-uk-to open.ogg|a=RP}}
* {{enPR|ō'pən|a=GA}}, {{IPA|en|/ˈoʊp(ə)n/}}
* {{audio|en|En-us-open.ogg|a=GA}}
* {{audio|en|En-au-open.ogg|a=AU}}
* {{rhymes|en|əʊpən|s=2}}

===Adjective===
{{en-adj|more|er|comp2_qual=phonetics|sup2_qual=phonetics}}
<!-- "In phonetic discussion, the special comparative forms ‘fronter’, ‘frontest’, ‘backer’, ‘backest’, ‘opener’ and ‘openest’ are regularly encountered" - The Phonetics of English and Dutch, Fifth Revised Edition -->

# {{lb|en|usually|not comparable}} Physically [[unobstructed]], [[uncovered]], etc.
## Able to have something [[pass]] through or along it.
##: {{ux|en|Come in – the door's '''open'''.}}
##: {{ux|en|The ice has cleared and the channel is '''open''' again.}}
## Not [[covered]], [[sealed]], etc.; having an [[opening]] or [[aperture]] showing what is [[inside]]. 
##: {{ux|en|The jewellery box was lying '''open'''.}}
##: {{ux|en|Don't just stand there with your mouth '''open'''!}}
##: {{ux|en|Along the street ran an '''open''' sewer.}}
## Not physically [[drawn]] [[together]], [[folded]] or [[contracted]].
##: {{ux|en|She greeted them with '''open''' arms.}}
##: {{ux|en|The book was '''open''' at page 23.}}
##: {{ux|en|an '''open''' hand; an '''open''' flower; an '''open''' (loosely woven) fabric}}
##* {{RQ:Dryden Fables|The Flower and the Leaf
|passage=Each, with '''open''' arms, embraced her chosen knight.}}
##* {{quote-text|en|year=2005|author=Pamela J. Carter; Susan Lewsen|title=Lippincott's Textbook for Nursing Assistants|page=277
|passage=When the top sheet, blanket, and bedspread of a closed bed are turned back, or fanfolded, the closed bed becomes an '''open''' bed, or a bed ready to receive a patient or resident.}}
## Of a [[space]], free of [[object]]s and [[obstruction]]s.
##: {{ux|en|It was a large, '''open''' room.}}
##: {{ux|en|Most of the site was occupied by huts, but there was an '''open''' area in the centre.}}
##: {{ux|en|Soon we left the forest behind and we were out in '''open''' country.}}
##* {{RQ:Grahame Wind in the Willows|passage=The '''open''' road, the dusty highway{{...}}}}
## {{lb|en|medicine}} Resulting from an [[incision]], [[puncture]] or any other process by which the skin no longer protects an internal part of the body.
##: {{ux|en|an '''open''' fracture}}
## {{lb|en|engineering|gas and liquid flow|of valve or damper}} In a position allowing fluid to flow.
## {{lb|en|of a sandwich, etc.|usually|not comparable}} Composed of a single [[slice]] of [[bread]] with a [[topping]].
##: {{syn|en|open-face|open-faced}}
##: {{co|en|[['''open''' sandwich]]}}
##* {{quote-book|en|author=Jennie Walters|title=Caz’s Birthday Blues|series=Party Girls|url=https://archive.org/details/cazsbirthdayblue0000walt/page/107/mode/1up|location=London|publisher=[[w:Hodder & Stoughton|Hodder Children’s Books]]|year=2001|isbn=0 340 79586 7|passage=Starry food is fun to make. You can buy bright yellow American mustard (which isn’t too strong!) in squeezy bottles and pipe stars on to hot dogs and '''open''' burgers or sandwiches.}}
##* {{quote-book|en|author=Jo McAuley|chapter=[Meat and Poultry] Turkey Burgers with Spicy Salsa|title=Hamlyn QuickCook: Low Fat|location=London|publisher=[[w:Hamlyn (publisher)|Hamlyn]]|year=2012|page=152|pageurl=https://archive.org/details/lowfat0000mcau/page/152/mode/1up|isbn=978-0-60062-368-7|passage=When the burgers are ready, place them on the toasted rolls with the romaine lettuce leaves and top with the salsa. Serve as '''open''' burgers.}}
##* {{quote-book|en|author=w:Michael Robotham|chapter=17|title=Close Your Eyes|location=London|publisher=[[w:Sphere Books|Sphere]]|year=2015|page=133|pageurl=https://archive.org/details/closeyoureyes0000robo_i8j7/page/133/mode/1up|isbn=978-0-7515-5287-4|passage=Sunday morning in Wellow and we feast on '''open''' bagels with grilled ham, tomato and Swiss cheese, requested and highly praised.}}
## {{lb|en|now|regional}} Not of a quality to prevent communication, as by closing waterways, blocking roads, etc.; hence, not frosty or inclement; mild; used of the weather or the climate.
##: {{ux|en|an '''open''' winter}}
##* {{quote-text|en|year=c. 1794|author=w:Jane Austen|title=Lady Susan
|passage=He desires me to tell you that the present '''open''' weather induces him to accept Mr Vernon's invitation to prolong his stay in Sussex that they may have some hunting together.}}
# Able to be used or interacted with in some way.
## {{lb|en|not comparable}} Available for use or operation.
##: {{ux|en|Your bank account is now '''open'''.}}
##: {{ux|en|Phone lines '''open''' at 10 pm.}}
##: {{ux|en|This is the only option '''open''' to us.}}
## {{lb|en|not comparable}} Actively conducting or prepared to [[conduct]] [[business]].
##: {{ux|en|Banks are not '''open''' on bank holidays.}}
##: {{ux|en|Several new shops have '''opened''' in Market Street.}}
## {{lb|en|not comparable}} Allowing [[entrance]] to [[visitors]] or the [[public]].
##: {{ux|en|I hereby declare this fete '''open'''.}}
##: {{ux|en|The school has an '''open''' day on Saturday.}}
## {{lb|en|comparable}} [[receptive|Receptive]].
##: {{ux|en|I am '''open''' to new ideas.}}
##* {{RQ:King James Version|book=Acts|chapter=19|verse=38|passage=Wherefore if Demetrius {{...}} have a matter against any man, the law is '''open''' and there are deputies.}}
##* {{quote-journal|en|journal=Time|author=Ciara Nugent|title=Can Public Transit Survive the Pandemic? London's New Transport Commissioner Wants You to Believe It Can|date=April 2 2021
|passage=A U.K. survey found attitudes toward public transit had been set back by two decades, with only 43% of drivers '''open''' to using their car less, even if public transport improves.
|url=https://time.com/5951769/andy-byford-mta-tfl-interview/}}
## {{lb|en|comparable|with 'to'}} {{cap|susceptible}} or [[vulnerable]] (to the stated means).
##: {{ux|en|'''open''' to question; '''open''' to attack; '''open''' to criticism}}
##* {{RQ:Shakespeare Henry 4-2|act=V|scene=ii|passage=The service that I truly did his life, / Hath left me '''open''' to all injuries.}}
## {{lb|en|computing|not comparable|of a file, document, etc.}} In current use; connected to as a resource.
##: {{ux|en|I couldn't save my changes because another user had the same file '''open'''.}}
## {{lb|en|computing|of a program or application, especially one with a screen-based interface}} [[running|Running]].
##: {{ux|en|You're getting short of memory because you have too many apps '''open'''.}}
# Not [[hidden]] or [[restricted]].
## Not [[concealed]]; [[overt]].
##: {{ux|en|It is a blatant example of '''open''' criminality.}}
##* {{RQ:Shakespeare Merry Wives|act=I|scene=iii|passage=His thefts were too '''open'''.}}
##* {{RQ:Milton Paradise Lost|book=III|passage=That I may find him, and with secret gaze / Or '''open''' admiration him behold.|year=1873}}
## Of a person, not [[concealing]] their [[feelings]], [[opinions]], etc.; [[candid]], [[ingenuous]].
##: {{ux|en|Nowadays people are more '''open''' about their sexuality.}}
##* '''1731-1735''', {{w|Alexander Pope}}, ''Moral Essays''
##*: with aspect '''open''', shall erect his head
##* {{RQ:Shakespeare Othello|I|iii|passage=The Moor is of a free and '''open''' nature.}}
##* {{RQ:Addison Italy
|passage=The French are always '''open''', familiar, and talkative.}}
##* {{quote-book
|en
|year=2001
|author=Xiaopei He
|chapter=Chinese Queer (''Tongzhi'') Women Organizing in the 1990s
|editors=Ping-Chun Hsiung; Maria Jaschok; Cecilia Milwertz; Red Chan
|title=Chinese Women Organizing: Cadres, Feminists, Muslims, Queers
|url=https://archive.org/details/chinesewomenorga0000unse/
|publisher={{w|Berg Publishers|Berg}}
|ISBN=1-85973-541-X
|LCCN=2001005195
|OCLC=1171258066
|page=41
|pageurl=https://archive.org/details/chinesewomenorga0000unse/page/41/
|text=Due to severe and pervasive discrimination, people dared not be '''open''' about their homosexuality, and because no one would be '''open''', social prejudice and discrimination became even stronger.}}
## {{senseid|en|public}}{{lb|en|not comparable}} [[public|Public]].
##: {{ux|en|He published an '''open''' letter to the governor on a full page of ''The New York Times''.}}
## {{lb|en|law|of [[correspondence]]}} Written or sent with the intention that it may made public or referred to at any [[trial]], rather than by way of [[confidential]] private [[negotiation]] for a [[settlement]].
##: {{ux|en|You will observe that this is an '''open''' letter and we reserve the right to mention it to the judge should the matter come to trial.}}
## {{senseid|en|of open access and open science}} {{lb|en|not comparable}} With [[open access]], of {{w|open science}}, or both.
##: {{ux|en|We hope that all aspects of the project will be '''open''' rather than paywalled.}}
## {{lb|en|computing|education}} Made [[public]], usable with a free [[licence]] and without [[proprietary]] components.
##* {{quote-journal|en|date=2013-07-20|volume=408|issue=8845|magazine=w:The Economist
|title=[http://www.economist.com/news/http://www.economist.com/news/business/21582001-army-new-online-courses-scaring-wits-out-traditional-universities-can-they The attack of the MOOCs]
|passage=Since the launch early last year of&nbsp;[&hellip;] two Silicon Valley start-ups offering free education through MOOCs, massive '''open''' online courses, the ivory towers of academia have been shaken to their foundations. University brands built in some cases over centuries have been forced to contemplate the possibility that information technology will rapidly make their existing business model obsolete.}}
## {{lb|en|sports}} Of a [[tournament]] or [[competition]], allowing anyone to enter, especially or originally irrespective of [[professional]] or [[amateur]] status.
## {{lb|en|sports|and|games}} Characterised by free-flowing play.
##: {{ux|en|Compared to their last match, which was a dour and defensive affair, this was a very '''open''' game.}}
# Not [[completed]] or [[finalised]].
## Not [[settled]]; not [[decided]] or [[determined]]; not withdrawn from [[consideration]].
##: {{ux|en|an '''open''' question}}
##: {{ux|en|to keep an offer or opportunity '''open'''}}
## {{lb|en|sometimes|business}} Not [[fulfilled]] or [[resolved]]; [[incomplete]].
##: {{ux|en|I've got '''open''' orders for as many containers of red durum as you can get me.}}
## Not having one end joined to the other; not forming a [[closed]] [[loop]].
##: {{ux|en|an '''open''' curve, an '''open''' circuit}}
## {{lb|en|electricity|of a switch or circuit breaker}} In a position such that a [[circuit]] is not completed, preventing electricity from flowing.
## {{lb|en|graph theory|of a [[walk]]}} Having different first and last vertices.
## {{lb|en|phonetics|of a syllable}} Ending in a [[vowel]]; not having a [[coda]].
# {{lb|en|mathematics|logic|of a [[formula]]}} Having a [[free]] [[variable]].
# {{lb|en|mathematics|topology|of a [[set]]}} Which is part of a predefined collection of subsets of <math>X</math>, that defines a [[topological space]] on <math>X</math>.
# {{lb|en|music|stringed instruments}} Of a [[note]], played without pressing the [[string]] against the [[fingerboard]].
# {{lb|en|wind instruments}} Of a [[note]], played without closing any [[finger-hole]], [[key]] or [[valve]].
# {{lb|en|phonetics|sometimes|with comparative '''''[[opener]]'''''}} Uttered with a relatively wide opening of the articulating organs; said of [[vowel]]s.
#* {{quote-book|1=en|year=1959|year_published=1972|author=w:Anthony Burgess|title=Beds in the East|series=The Malayan Trilogy|page=421|passage="Supposing somebody sees you, with all those flowers too? Supposing somebody writes him a letter? Ooooh!" (a pure round '''open''' Tamil O.)}}
# {{lb|en|phonetics}} Uttered, as a [[consonant]], with the oral passage simply narrowed without closure.
# {{lb|en|computing|used before "code"}} [[source code|Source code]] of a computer program that is not within the text of a [[macro]] being generated.
# {{lb|en|of a multi-word compound}} Having component words separated by spaces, as opposed to being joined together or hyphenated; for example, ''time slot'' as opposed to ''timeslot'' or ''time-slot''.
# {{lb|en|especially|sports}} Of a [[club]], [[bat]] or other hitting implement, angled [[upwards]] and/or  (for a [[right-hander]]) [[clockwise]] of straight.

====Synonyms====
* {{sense|not closed}} {{l|en|accessible}}, {{l|en|unimpeded}}
* {{sense|ending in a vowel}} {{l|en|free}}
* {{sense|with a free license and no proprietary components}} {{l|en|free}}

====Antonyms====
* {{antsense|accessible}} {{l|en|closed}}, {{l|en|shut}}
* {{antsense|law}} {{l|en|without prejudice}}
* {{antsense|ending in a vowel}} {{l|en|closed}}, {{l|en|checked}}
* {{antsense|with a free license and no proprietary components}} {{l|en|closed-source}}, {{l|en|proprietary}}

====Hyponyms====
{{col4|en
|half-open
|open-air
|open-and-shut
|open-armed
|open-arse
|open-collar
|open-door
|open-ended
|open-eyed
|open-face
|open-faced
|open-handed
|openhanded
|open-hearted
|open-hearth
|open-kneed
|open-mouthed
|open-plan
|open-work}}

====Derived terms====
{{col4|en|in church every time the doors are open|kick at an open door|leave the door open|open city|open class|open evangelical|open evangelicalism|open fan|open justice|open position|open rotor|open-back|open-carry|open-concept|open-ear|open-eared|open-earedness|open-ender|open-field system|open-notes|open-shopper|open-toed|throw open|open comedone
|break open|open field|open-field
|clopen|open-wheel|open communion|open question|drop open
|keep a weather eye open
|keep an eye open
|lay open
|open bar|distinguished open set|open assembly time|your barn door is open
|open book
|open cluster
|open compound
|open content
|open design
|open-door policy
|open fireplace
|open fracture
|Open Game
|open goal
|open ground
|open harp
|open-heart surgery,open heart surgery
|open house
|open interest
|open invitation
|open-jaw ticket
|open-kneed breeches
|open letter
|open listing
|open loop|open e|open evening|open o|open play
|open marriage|at church every time the doors swing open|Scott-open
|open matte
|open mic
|open mind
|open outcry
|open outsourcing
|Open PaaS
|open problem
|open proxy
|open road
|open sandwich
|open sea
|open season
|open secret
|open sight
|open source
|open space
|open system
|open-top,open-topped
|open-topper
|open wagon
|open water
|openable
|openside
|Open University
|wide open
|with open arms|at church every time the doors are open|blow wide open|crack open|double open jaw|get open|half-open file|half-open interval|have someone's nose wide open|home open|in open court|keep one's ears open|keep one's eyes open|keep one's options open|kicking at an open door|leave one's options open|one's door is open|open admission|open adoption|open air|open air museum|open and affirming|open and notorious|open and shut|open and shut case|open ball|open banking|open beta|open bite|open boarding|open book decomposition|open box|open call|open carry|open circuit|open circuit voltage|open circulatory system|open classroom|open convention|open core|open cover|open dating|open day|open daylight|open defecation|open diapason|open differential|open door|open door policy|open doors|open ended straight draw|open enrollment|open feedwater heater|open file|open floor plan|open game|open half space|open hearth|open housing|open index|open interval|open jaw|open market|open media|open mike|open morning|open order|open prison|open proxy server|open rate|open razor|open reading frame|open rectangle|open relationship|open seating|open set|open slather|open sores|open sourceror|open sunshine|open syllable|open table|open texture|open tuning|open valley|open verdict|open visit|open wash|open washing|open world|open wound|open-air museum|open-aired|open-book|open-book contract|open-breasted|open-cast|open-chain|open-closed principle|open-end fund|open-ended contract|open-endedly|open-endedness|open-field test|open-hand|open-handedly|open-handedness|open-heartedly|open-heartedness|open-loop|open-mid|open-minded|open-mindedly|open-mindedness|open-neck|open-necked|open-pit mine|open-plan kitchen|open-road|open-side|open-source|open-sourceness|open-textured|open-top bus|open-wash|open-washing|over open sights|push against an open door|read like an open book|regular open|semi-open file|semi-open game| fail open|sleep with one eye open|vested remainder subject to open|with one's eyes open|open time|open comedo}}

====Translations====
{{trans-top|not closed}}<!-- "not closed" in what sense? Any sense?-->{{multitrans|data=
* Abkhaz: {{t|ab|аарты}}
* Aghwan: {{tt|xag|𐔰𐕀𐔰𐔺}}
* American Sign Language: {{qualifier|with relevant classifier, e.g. of a swinging door}} {{tt|ase|FlatB@Thumb-PalmForward-FlatB@FromCenterNeckhigh-PalmForward FlatB@NearSideNeckhigh-PalmAcross-FlatB@FromCenterNeckhigh-PalmForward}}, {{qualifier|of a gate}} {{tt|ase|FlatB@TipFinger-FingerAcross-FlatB@FromCenterNeckhigh-FingerAcross FlatB@NearSideNeckhigh-FingerBack-FlatB@FromCenterNeckhigh-FingerAcross}}, {{qualifier|of a box}} {{tt|ase|FlatB@Thumb-PalmDown-A@CenterChesthigh FlatB@SideShoulderHigh-PalmAcross-A@CenterChesthigh}}, {{qualifier|of a book}} {{tt|ase|FlatB@Palm-PalmAcross-FlatB@CenterChesthigh-PalmAcross FlatB@Ulnar-PalmUp-FlatB@CenterChesthigh-PalmUp}}
* Apache:
*: Western Apache: {{tt|apw|gháʼátʼé}}
* Arabic: {{tt|ar|مَفْتُوح}}
*: Egyptian Arabic: {{tt|arz|مفتوح|tr=maftūḥ}}
*: Levantine Arabic: {{tt|ajp|مفتوح|tr=maftūḥ}}
*: Moroccan Arabic: {{tt|ary|محلول|m|tr=maḥlūl}}, {{tt|ary|مفتوح|tr=maftūḥ}}
* Armenian: {{tt+|hy|բաց}}
* Assamese: {{tt|as|খোলা}}
* Asturian: {{tt|ast|abiertu}}
* Avar: {{tt|av|рагьун буго|sc=Cyrl}}
* Azerbaijani: {{tt+|az|açıq}}
* Bashkir: {{tt|ba|асыҡ|sc=Cyrl}}
* Basque: {{tt|eu|ireki}}, {{tt|eu|zabal}}
* Belarusian: {{tt+|be|адкры́ты|m|sc=Cyrl}}
* Bengali: {{tt+|bn|খোলা}}
* Breton: {{t+|br|digor}}
* Bulgarian: {{tt+|bg|отво́рен|m}}, {{tt+|bg|откри́т|m}}, {{tt+|bg|разтво́рен|m}}
* Catalan: {{tt+|ca|obert}}
* Chechen: {{tt|ce|dillana}}
* Chinese:
*: Mandarin: {{tt+|cmn|開|alt=開着|tr=kāizhe}}
* Cornish: {{t|kw|ygor}}
* Czech: {{tt+|cs|otevřený|m}}
* Dalmatian: {{tt|dlm|apiart}}
* Danish: {{tt+|da|åben}}
* Dutch: {{tt+|nl|open}}
* Esperanto: {{tt+|eo|malfermita}}, {{tt|eo|aperta}}, {{tt|eo|malferma}}
* Estonian: {{tt|et|lahtine}}
* Faroese: {{tt|fo|opin}}
* Finnish: {{tt+|fi|avoin}}, {{tt+|fi|avonainen}}, {{tt+|fi|auki}} {{q|adverb}}
* French: {{tt+|fr|ouvert}}
* Friulian: {{tt|fur|viert}}, {{tt|fur|aviert}}
* Galician: {{tt+|gl|aberto}}
* Gallurese: {{tt|sdn|abbaltu}}
* Georgian: {{tt|ka|ღია}}
* German: {{tt+|de|auf}}, {{tt+|de|offen}}
*: Alemannic German: {{tt|gsw|offe}}, {{tt|gsw|offä}}
* Greek: {{tt+|el|ανοιχτός}}
*: Ancient: {{tt|grc|ἀνοικτός}}
* Hebrew: {{tt+|he|פָּתוּחַ|tr=patúakh}}
* Hindi: {{tt+|hi|खुला}}
* Hungarian: {{tt+|hu|nyílt}}, {{tt+|hu|nyitott}}
* Icelandic: {{tt+|is|opinn}}
* Indonesian: {{tt+|id|buka}}
* Ingrian: {{t|izh|avonain}}, {{t|izh|aukinain}}
* Irish: {{tt|ga|oscailte}}, {{tt|ga|ar oscailt}}
* Italian: {{tt+|it|aperto}}, {{tt+|it|dischiuso}}
* Japanese: {{tt|ja|開いた|tr=あいた, aita}}, {{tt+|ja|開ける|tr=あけた, aketa|alt=開けた}}
* Kazakh: {{tt|kk|ашу}}
* Khmer: {{tt|km|ដែលបើក}}, {{tt|km|ដែលចំហរ}}
* Korean: {{tt+|ko|열다|alt=연}}
* Kumyk: {{tt|kum|ачыкъ}}, {{tt|kum|ачылгъан}}
* Kurdish:
*: Central Kurdish: {{tt|ckb|کراوەتەوە}}
*: Northern Kurdish: {{t+|kmr|vekirî}}, {{t+|kmr|vebûyî}}
* Lao: {{t-needed|lo}}
* Latin: {{tt+|la|apertus}}
* Latvian: {{tt|lv|atvērts}}, {{tt|lv|attaisīts}}, {{tt|lv|atdarīts}}
* Lithuanian: {{tt|lt|atidaryta}}
* Livonian: {{tt|liv|vāldiņ}}
* Lombard: {{tt+|lmo|avert}}, {{tt|lmo|vèrt}}
* Low German: {{tt+|nds|open}}, {{tt+|nds|apen}}
* Luxembourgish: {{tt|lb|oppen}}
* Macedonian: {{tt|mk|отворен|sc=Cyrl}}
* Malay: {{tt|ms|dibuka}}
* Malayalam: {{tt|ml|തുറന്ന}}
* Maltese: {{tt|mt|miftuħ|m}}, {{tt|mt|miftuħa|f}}
* Maori: {{tt|mi|tu(w)hera}}, {{tt|mi|ango}}, {{tt|mi|tāmoremore}}, {{tt|mi|poare}}, {{tt|mi|manahua}} {{qualifier|of a flower}}, {{tt|mi|matatewha}} {{qualifier|of eyes}}
* Maranao: {{tt|mrw|okab}}
* Marathi: {{t|mr|उघडे}}
* Mauritian Creole: {{t|mfe|ouver}}
* Mongolian: {{tt|mn|нээлттэй|sc=Cyrl}}
* Nepali: {{tt|ne|खुल्ला}}
* Norman: {{tt|nrf|ouvèrt}}
* Norwegian:
*: Bokmål: {{tt+|nb|åpen}}
*: Nynorsk: {{tt+|nn|open}}
* Occitan: {{tt+|oc|dobèrt|m}}
* Old French: {{tt|fro|overt}}
* Ossetian: {{tt|os|гом}}
* Ottoman Turkish: {{tt|ota|آچق|tr=açık}}, {{tt|ota|مفتوح|tr=meftuh}}, {{tt|ota|آپلمش|tr=açılmış}}
* Persian: {{tt+|fa|باز|tr=bâz}}
* Plautdietsch: {{tt+|pdt|open}}
* Polish: {{tt+|pl|otwarty}}
* Portuguese: {{tt+|pt|aberto}}
* Romanian: {{tt+|ro|deschis}}
* Romansch: {{qualifier|Rumantsch Grischun, Surmiran, Vallader}} {{tt|rm|avert}}, {{qualifier|Sursilvan, Sutsilvan, Puter}} {{tt|rm|aviert}}
* Russian: {{tt+|ru|откры́тый}}
* Sardinian:
*: Campidanese: {{tt|sc|tzaccàu}}
*: Logudorese: {{tt|sc|abbertu}}
* Sassarese: {{tt|sdc|abértu}}, {{tt|sdc|ibarràdu}}
* Scottish Gaelic: {{tt|gd|fosgailte}}
* Slovak: {{tt|sk|otvorený}}
* Slovene: {{tt+|sl|odprt}}
* Spanish: {{tt+|es|abierto}}
* Swedish: {{tt+|sv|öppen}}
* Sylheti: {{tt|syl|ꠈꠥꠟꠣ|tr=kúla}}
* Tagalog: {{tt+|tl|bukas}}
* Tamil: {{t+|ta|திறந்த}}
* Tausug: {{tt|tsg|ukab}}
* Telugu: {{tt|te|తెరిచిన}}
* Thai: {{tt+|th|เปิด}}, {{tt+|th|อ้า}}
* Tibetan: {{t-needed|bo}}
* Turkish: {{tt+|tr|açık}}
* Tuvan: {{tt|tyv|ажык}}
* Udi: {{tt|udi|хъай}}
* Ukrainian: {{tt|uk|відкри́тий|m|sc=Cyrl}}, {{tt|uk|відве́ртий}}, {{tt|uk|відчи́нений}}
* Urdu: {{tt|ur|کھلا|tr=khulā|sc=ur-Arab}}, {{t|ur|باز|tr=bāz}}, {{t|ur|واز|tr=vāz}}, {{t|ur|وا|tr=vā}}
* Venetan: {{tt|vec|verto}}
* Vietnamese: {{tt+|vi|mở}}
* Walloon: {{tt+|wa|drovou|m}}, {{tt|wa|drouviet|m}}, {{tt+|wa|å lådje|m|f}}
* Waray-Waray: {{tt|war|abre}}
* Welsh: {{tt+|cy|agored}}, {{tt|cy|ar agor}}
* West Frisian: {{tt|fy|iepen}}
* White Hmong: {{tt|mww|qhib}}
* Yiddish: {{tt|yi|אָפֿן}}
* Zazaki: {{tt+|zza|akerde}}
* Zhuang: {{t-needed|za}}
{{trans-bottom}}

{{trans-top|extended, exposed}} <-- possibly applies to sense now worded as "Not physically drawn together, folded or contracted". -->
* Bulgarian: {{tt+|bg|открит}}
* Latin: {{tt|la|patens}}
* Maori: {{tt|mi|maraha}}, {{tt|mi|mārakerake}}, {{tt|mi|matatea}}
* Ottoman Turkish: {{t|ota|بسیط|tr=basît}}
* Welsh: {{tt+|cy|agored}}
{{trans-bottom}}

{{trans-top|prepared to conduct business}}
* Armenian: {{tt+|hy|բաց}}
* Assamese: {{tt|as|খোলা}}
* Bashkir: {{tt|ba|асыҡ|sc=Cyrl}}
* Basque: {{tt|eu|ireki}}, {{tt|eu|zabal}}
* Bengali: {{tt+|bn|খোলা}}
* Bulgarian: {{tt+|bg|отво́рен|m}}
* Catalan: {{tt+|ca|obert}}
* Czech: {{tt+|cs|otevřený|m}}
* Danish: {{tt+|da|åben}}
* Dutch: {{tt+|nl|open}}
* Esperanto: {{tt+|eo|malfermita}}, {{tt|eo|aperta}}
* Estonian: {{tt|et|avatud}}
* Finnish: {{tt|fi|avoinna}}, {{tt+|fi|auki}} {{q|adverbs}}
* French: {{tt+|fr|ouvert}}
* Galician: {{tt+|gl|aberto}}
* German: {{tt+|de|offen}}, {{tt+|de|geöffnet}}
*: Alemannic German: {{tt|gsw|offä}}
* Greek: {{tt+|el|ανοιχτός}}
* Hebrew: {{tt+|he|פָּתוּחַ|tr=patúakh}}
* Hungarian: {{tt+|hu|nyitva}}
* Italian: {{tt+|it|aperto}}
* Japanese: {{tt|ja|営業中|tr=eigyōchū|sc=Jpan}}
* Latin: {{tt+|la|apertus}}
* Latvian: {{tt|lv|atvērts}}
* Lithuanian: {{t-needed|lt}}
* Marathi: {{t|mr|उघडे}}
* Mongolian: {{tt|mn|нээлттэй|sc=Cyrl}}
* Norman: {{tt|nrf|ouvèrt}}
* Norwegian Bokmål: {{tt+|nb|åpen}}
* Persian: {{tt+|fa|باز|tr=bâz}}
* Polish: {{tt+|pl|otwarty}}
* Portuguese: {{tt+|pt|aberto}}
* Russian: {{tt+|ru|откры́тый}}
* Scottish Gaelic: {{tt|gd|fosgailte}}
* Slovene: {{tt+|sl|odprt}}
* Spanish: {{tt+|es|abierto}}
* Swedish: {{tt+|sv|öppen}}
* Sylheti: {{tt|syl|ꠈꠥꠟꠣ|tr=kúla}}
* Tamil: {{t-needed|ta}}
* Thai: {{tt+|th|เปิด}}
* Turkish: {{tt+|tr|açık}}
* Ukrainian: {{tt|uk|відчи́нений}}
* Welsh: {{tt+|cy|agored}}
* West Frisian: {{tt|fy|iepen}}
* Zazaki: {{tt+|zza|akerde}}
{{trans-bottom}}

{{trans-top|receptive}}
* Armenian: {{tt+|hy|բաց}}
* Bashkir: {{tt|ba|асыҡ|sc=Cyrl}}
* Basque: {{tt|eu|ireki}}
* Bulgarian: {{tt+|bg|отво́рен|m}}, {{tt+|bg|откри́т|m}}, {{tt+|bg|податли́в|m}}, {{tt+|bg|скло́нен|m}}, {{tt+|bg|непредубеде́н|m}}
* Catalan: {{tt+|ca|obert}}
* Czech: {{tt|cs|otevřen|m}}
* Danish: {{tt+|da|åben}}
* Dutch: {{tt+|nl|open}}
* Esperanto: {{tt|eo|akceptema}}
* Estonian: {{tt+|et|aval}}
* Finnish: {{tt+|fi|avoin}}
* French: {{tt+|fr|ouvert|m}}
* Galician: {{tt+|gl|aberto|m}}
* German: {{tt+|de|offen}}
* Greek: {{tt+|el|ανοιχτός}}
* Hebrew: {{tt+|he|פָּתוּחַ|tr=patúakh}}
* Italian: {{tt+|it|aperto}}
* Latin: {{tt+|la|apertus}}
* Latvian: {{tt|lv|atvērts}}
* Maori: {{tt|mi|areare}}, {{tt|mi|puakaha}} {{qualifier|of the ears, of the mind}}
* Mongolian: {{tt|mn|нээлттэй|sc=Cyrl}}
* Norman: {{tt|nrf|ouvèrt}}
* Norwegian Bokmål: {{tt+|nb|åpen}}
* Polish: {{tt+|pl|otwarty}}
* Portuguese: {{tt+|pt|aberto}}
* Russian: {{tt+|ru|откры́тый}}
* Slovene: {{tt+|sl|odprt}}
* Spanish: {{tt+|es|abierto}}
* Swedish: {{tt+|sv|öppen}}
* Walloon: {{tt+|wa|drovou|m}}, {{tt|wa|douviet|m}}, {{tt+|wa|å lådje|m|f}}
* Welsh: {{tt+|cy|agored}}
{{trans-bottom}}

{{trans-top|computing: in current use}}
* Arabic: {{tt|ar|مَفْتُوح}}
* Bulgarian: {{tt+|bg|отворен}}
* Finnish: {{tt+|fi|avoin}}
* German: {{tt+|de|offen}}, {{tt+|de|geöffnet}}
* Marathi: {{t|mr|उघडे}}
* Spanish: {{tt+|es|abierto}}
* Welsh: {{tt+|cy|agored}}, {{tt|cy|ar agor}}
{{trans-bottom}}

{{trans-top|candid}}
* Bulgarian: {{tt+|bg|искрен}}
* Finnish: {{tt+|fi|avoin}}
* German: {{tt+|de|aufrichtig}}, {{qualifier|occasionally pejorative}} {{tt+|de|treuherzig}}, {{qualifier|pejorative}} {{tt+|de|unbedarft}}
* Irish: {{tt|ga|oscailteach}}
* Maori: {{tt|mi|pōaha}}
* Welsh: {{tt+|cy|agored}}
{{trans-bottom}}

{{trans-top|public}}
* Armenian: {{tt+|hy|բաց}}
* Bashkir: {{tt|ba|асыҡ|sc=Cyrl}}
* Bulgarian: {{tt+|bg|откри́т}}, {{tt+|bg|я́вен}}, {{tt+|bg|общодостъ́пен}}, {{tt+|bg|неограниче́н}}, {{tt+|bg|свобо́ден}}, {{tt+|bg|обще́ствен}}, {{tt+|bg|пу́бличен}}
* Catalan: {{tt+|ca|obert}}, {{tt+|ca|lliure}}
* Czech: {{tt+|cs|veřejný|m}}
* Danish: {{tt+|da|åben}}
* Dutch: {{tt+|nl|open}}
* Esperanto: {{tt+|eo|publika}}
* Estonian: {{tt|et|avalik}}
* Finnish: {{tt+|fi|avoin}}
* French: {{tt+|fr|ouvert}}
* Georgian: {{tt|ka|საჯარო}}
* German: {{tt+|de|öffentlich}}
* Hebrew: {{tt+|he|פָּתוּחַ|tr=patúakh}}
* Italian: {{tt+|it|aperto}}
* Kazakh: {{tt|kk|ашық}}
* Latin: {{tt+|la|apertus}}
* Maori: {{tt|mi|māhorahora}}, {{tt|mi|tūmatanui}}
* Mongolian: {{tt+|mn|ил|sc=Cyrl}}
* Norman: {{tt|nrf|ouvèrt}}
* Norwegian Bokmål: {{tt+|nb|åpen}}
* Polish: {{tt+|pl|otwarty}}
* Portuguese: {{tt+|pt|aberto}}
* Russian: {{tt+|ru|откры́тый}}
* Slovene: {{tt+|sl|javen}}
* Swedish: {{tt+|sv|öppen}}
* Thai: {{tt+|th|เปิด}}, {{tt+|th|สาธารณะ}}
* Welsh: {{tt+|cy|agored}}
* West Frisian: {{tt|fy|iepen}}
{{trans-bottom}}

{{trans-top|business: not fulfilled}}
* Finnish: {{tt+|fi|avoin}}
{{trans-bottom}}

{{trans-top|math: having a free variable}}
* Finnish: {{tt+|fi|avoin}}
* Hebrew: {{tt+|he|פָּתוּחַ|tr=patúakh}}
* Welsh: {{tt+|cy|agored}}
{{trans-bottom}}

{{trans-top|math: which is part of a predefined collection of subsets}}
* Catalan: {{tt+|ca|obert|m}}
* German: {{tt+|de|offen}}
* Hebrew: {{tt+|he|פָּתוּחַ|tr=patúakh}}
* Polish: {{tt+|pl|otwarty}}
* Spanish: {{tt+|es|abierto}}
* Welsh: {{tt+|cy|agored}}
{{trans-bottom}}

{{trans-top|music: without any fingers pressing the string against the fingerboard}}
* Finnish: {{tt+|fi|avoin}}
* German: {{tt+|de|offen}}
* Russian: {{tt+|ru|откры́тый}}
}}
{{trans-bottom}}

{{checktrans-top}}
* Esperanto: {{t-check|eo|ricevema}}, {{qualifier|3}} {{t-check|eo|akceptema}}
* Ido: {{t+check|io|apertar}}
* Swahili: {{t+check|sw|wazi}}
* Turkish: {{t+check|tr|açık}}
* Woiwurrung: {{t-check|wyi|yarra-me}}
{{trans-bottom}}

===Verb===
{{en-verb}}
# To make or become physically [[unobstructed]], [[uncovered]], etc.
## {{lb|en|transitive|intransitive}} To make or become [[accessible]] or [[clear]] for [[passage]] by moving from a [[shut]] position.
##: {{ux|en|Turn the doorknob to '''open''' the door.}} 
##: {{ux|en|The door '''opened''' all by itself.}}
##* {{RQ:Lincoln Pratt's Patients|chapter=7|passage=I made a speaking trumpet of my hands and commenced to whoop “Ahoy!” and “Hello!” at the top of my lungs. {{...}} The Colonel woke up, and, after asking what in brimstone was the matter, '''opened''' his mouth and roared “Hi!” and “Hello!” like the bull of Bashan.}}
##* {{RQ:Allingham China Governess|chapter=20|passage=&lsquo;No. I only '''opened''' the door a foot and put my head in. The street lamps shine into that room. I could see him. He was all right. Sleeping like a great grampus. Poor, poor chap.’}}
## {{lb|en|transitive|intransitive}} To make or become [[clear]] by [[removal]] of [[objects]] and [[obstructions]], so as to allow [[passage]], [[access]], or [[visibility]].
##: {{ux|en|The icebreaker '''opened''' the channel.}}
##: {{ux|en|The ice melted away and the channel '''opened'''.}}
##: {{ux|en|He '''opened''' a path through the undergrowth.}}
##: {{ux|en|After we left the forest, the country '''opened''' into a wide, flat plain.}}
##* {{RQ:Lincoln Pratt's Patients|chapter=1|passage=I stumbled along through the young pines and huckleberry bushes. Pretty soon I struck into a sort of path that, I cal'lated, might lead to the road I was hunting for. It twisted and turned, and, the first thing I knew, made a sudden bend around a bunch of bayberry scrub and '''opened''' out into a big clear space like a lawn.}}
## {{lb|en|transitive|intransitive}} To [[unseal]] or [[uncover]], or become [[unsealed]] or [[uncovered]].
##: {{ux|en|You can '''open''' your eyes now!}}
##: {{ux|en|Her eyes '''opened''' wide.}}
##* {{quote-book|en|year=1996|author=Stephen King|title=Desperation|passage=He had kept on recording everything then, when he had been sure he was going to die, and he went on recording everything now, when he was suddenly consumed with hate for the boy in his arms and overwhelmed by a desire to put something—his motorcycle key would do nicely — into the interfering little prayboy’s throat and '''open''' him like a can of beer.}}
## {{lb|en|transitive|intransitive}} To [[spread]]; to [[expand]] into a [[wide]]r or [[loose]]r position.
##: {{ux|en|to '''open''' a closed fist}}
##: {{ux|en|to '''open''' matted cotton by separating the fibres}}
##: {{ux|en|to '''open''' a map, book, scroll, padlock}}
##: {{ux|en|The flower '''opened''' in the sunlight.}}
##: {{ux|en|Her arms '''opened''' in welcome.}}
## {{lb|en|transitive|nursing}} To make (a [[bed]]) ready for a [[patient]] by [[folding]] back the [[bedcovers]].
##* {{quote-text|en|year=2013|author=Susan C. deWit; Patricia A. Williams|title=Fundamental Concepts and Skills for Nursing|page=318
|passage=Follow agency policy, or '''open''' the bed by folding the top linens back.}}
## {{lb|en|transitive|intransitive|poker}} To reveal one's hand.
##: {{ux|en|Jeff '''opens''' his hand revealing a straight flush.}}
## {{lb|en|transitive|intransitive|engineering|gas and liquid flow|of valve or damper}} To move to a position allowing fluid to flow.
## {{lb|en|especially|sports|transitive|intransitive}} To angle (a [[club]], [[bat]] or other hitting implement) [[upwards]] and/or  (for a [[right-hander]]) [[clockwise]] of straight.
# {{lb|en|transitive|intransitive}} To cause or allow a [[gap]] to form or widen.
#: {{ux|en|Mudchester Rovers '''opened''' a sizeable lead on their rivals.}}
#: {{ux|en|A link '''opened''' under the strain, and the chain came apart.}}
## {{lb|en|transitive|intransitive|electricity|of a switch, fuse or circuit breaker}} To move to a position preventing electricity from flowing.
# To make or become [[available]] for use or [[interaction]].
## {{lb|en|transitive|intransitive}} To make or become [[operative]] or [[available]].
##: {{ux|en|He '''opened''' a secret bank account in Switzerland.}}
##: {{ux|en|We're '''opening''' the phone lines in ten minutes.}}
##: {{ux|en|Phone lines will '''open''' in ten minutes.}}
## {{lb|en|transitive|intransitive}} To [[make]] or become [[accessible]] to [[customer]]s, [[client]]s or [[visitor]]s.
##: {{ux|en|I will '''open''' the shop an hour early tomorrow.}}
##: {{ux|en|The summer fete was '''opened''' by the mayor.}}
##: {{ux|en|The shop '''opens''' at 9:00.}}
##: {{ux|en|The fete '''opened''' an hour late because of bad weather.}}
##* {{quote-book
|en
|year=1934
|title=White Unto Harvest in China: A Survey of the Lutheran United Mission, the China Mission of the N.L.C.A., 1890-1934
|url=https://archive.org/details/whiteuntoharvest0000unse/
|OCLC=23011557
|page=76
|pageurl=https://archive.org/details/whiteuntoharvest0000unse/page/76/
|text=Suiping was '''opened''' as a main station in 1912 when Rev. H. M. Nesse arrived to take charge of the mission work.}}
## {{lb|en|transitive|intransitive}} To make or become [[receptive]] or [[susceptible]] (to something).
##: {{ux|en|Reading this book will '''open''' you to new ideas.}}
##: {{ux|en|This policy will '''open''' the government to criticism.}}
##: {{ux|en|As he grew older, he '''opened''' to new ways of doing things.}}
## {{lb|en|computing|transitive|intransitive}} To connect to a resource (a [[file]], [[document]], etc.) for [[viewing]] or [[editing]].
##: {{ux|en|I can't '''open''' the file because someone else is editing it.}}
## {{lb|en|Manglish|Philippines|Quebec}} To [[turn on]]; to [[switch on]].
##: {{ux|en|Please '''open''' the lights, the (electric) fan, the TV.}}
# To [[start]] or [[begin]].
## {{lb|en|transitive|or|intransitive}} To [[start]] (an [[event]] or [[activity]]) as the first [[performer]] or [[actor]].
##: {{ux|en|The show was '''opened''' by a terrible Elvis impersonator.}}
##: {{ux|en|Our band '''opened''', and they came on second.}}
##: {{ux|en|Vermont will '''open''' elk hunting season next week.}}
## {{lb|en|intransitive|with 'for'}} To [[precede]] another as a [[performer]] at a [[concert]] or [[show]].
##: {{ux|en|Our band '''opened''' for Nirvana.}}
## {{lb|en|intransitive}} Of an event, activity etc., to [[start]] or get [[underway]].
##: {{ux|en|The meeting '''opened''' with a statement from the chairman.}}
## {{lb|en|transitive}} To [[bring up]], [[broach]].
##: {{ux|en|I don't want to '''open''' that subject.}}
## {{lb|en|transitive}} To [[enter]] upon, [[begin]].
##: {{ux|en|to '''open''' a discussion}}
##: {{ux|en|to '''open''' fire upon an enemy}}
##: {{ux|en|to '''open''' trade, or correspondence}}
##: {{ux|en|to '''open''' a case in court, or a meeting}}
## {{lb|en|computing|transitive|intransitive}} To start running (a program or application, especially one with a screen-based interface).
##: {{ux|en|Click this icon to '''open''' Microsoft Word.}}
## {{lb|en|intransitive|cricket}} To [[begin]] a [[side]]'s [[innings]] as one of the first two [[batsman|batsmen]].
## {{lb|en|intransitive|poker}} To [[bet]] before any other player has in a particular betting round in a game of poker.
##: {{ux|en|After the first two players fold, Julie '''opens''' for $5.}}
# {{lb|en|obsolete}} To [[disclose]]; to [[reveal]]; to [[interpret]]; to [[explain]].
#* {{quote-text|en|year=1622|author=w:Francis Bacon|title=The History of the Reign of King Henry the Seventh
|passage=The king '''opened''' himself to some of his council, that he was sorry for the earl's death.}}
#* {{RQ:King James Version|book=Jeremiah|chapter=20|verse=12|passage=Unto thee have I '''opened''' my cause.}}

====Usage notes====
* Due to the near-opposite meanings relating to fluid flow and electrical components, these usages are deprecated in safety-critical instructions, with the words ''to on'' or ''to off'' preferred, so instead of ''Open valve A; open switch B" use ''Turn valve A to ON; turn switch B to OFF''.

====Conjugation====
{{en-conj|old=1}}

====Synonyms====
* {{sense|to make accessible}} {{l|en|unseal}}
* {{sense|to bring up}} {{l|en|raise}}
* {{sense|to enter upon}} {{l|en|start}}; see also [[Thesaurus:begin]]
* {{sense|to disclose}} {{l|en|bare}}; see also [[Thesaurus:reveal]]

====Antonyms====
* {{antsense|to make accessible}} {{l|en|bare}}, {{l|en|shut}}

====Hyponyms====
* {{sense|to make accessible}} {{l|en|crack}} {{qualifier|open a bit}}

====Derived terms====
{{col4|en|open a can of whoop ass|open fire|open one's big mouth|open sesame|open shop|open someone's eyes|open the attack|open the batting|open the face|open the range|open up|reopen|when one door closes, another opens|eye-opener<pos:noun>|eye-opening<pos:adjective>
| a golden key can open any door|open one's bowels|open one's heart|open one's legs|open one's mind|open one's mouth|open out|open Pandora's box|open the ball|open the door|open the floodgates|open the kimono|open wide|open its doors|the heavens open|open the schools}}

====Translations====
{{trans-top|to make something accessible}}{{multitrans|data=
* Afrikaans: {{tt|af|oopmaak}}
* Aklanon: {{tt|akl|buka'}}
* Albanian: {{tt+|sq|çel}}, {{tt+|sq|hap}}
* American Sign Language: {{qualifier|with relevant classifier, e.g. a swinging door}} {{tt|ase|FlatB@Thumb-PalmForward-FlatB@FromCenterNeckhigh-PalmForward FlatB@NearSideNeckhigh-PalmAcross-FlatB@FromCenterNeckhigh-PalmForward}}, {{qualifier|a gate}} {{tt|ase|FlatB@TipFinger-FingerAcross-FlatB@FromCenterNeckhigh-FingerAcross FlatB@NearSideNeckhigh-FingerBack-FlatB@FromCenterNeckhigh-FingerAcross}}, {{qualifier|a box}} {{tt|ase|FlatB@Thumb-PalmDown-A@CenterChesthigh FlatB@SideShoulderHigh-PalmAcross-A@CenterChesthigh}}, {{qualifier|a book}} {{tt|ase|FlatB@Palm-PalmAcross-FlatB@CenterChesthigh-PalmAcross FlatB@Ulnar-PalmUp-FlatB@CenterChesthigh-PalmUp}}
* Andi: {{tt|ani|архинну}}
* Arabic: {{tt+|ar|فَتَحَ}}
*: Egyptian Arabic: {{tt|arz|فتح|tr=fataḥ}}
*: Moroccan Arabic: {{tt|ary|حل|tr=ḥall}}, {{tt|ary|فتح|tr=ftaḥ}}
* Aragonese: {{tt+|an|ubrir}}
* Armenian: {{tt+|hy|բացել}}, {{tt+|hy|բանալ}}
* Aromanian: {{tt|rup|dishcljid}}
* Assamese: {{tt|as|খুল}}
* Asturian: {{tt|ast|abrir}}
* Avar: {{tt|av|рагьизе}}
* Azerbaijani: {{tt+|az|açmaq}}
* Bashkir: {{tt|ba|асыу}}
* Basque: {{tt|eu|ireki}}, {{tt|eu|zabaldu}}
* Belarusian: {{tt|be|адкрыва́ць|impf}}, {{tt|be|адкры́ць|pf}}, {{tt|be|адчыня́ць}}, {{tt|be|адчыні́ць|pf}}
* Bengali: {{tt+|bn|খোলা|sc=Beng}}
* Bulgarian: {{tt+|bg|отва́рям|impf}}, {{tt|bg|отво́ря|pf}}
* Burmese: {{tt+|my|ဖွင့်}}
* Catalan: {{tt+|ca|obrir}}, {{tt+|ca|descloure}}
* Cherokee: {{tt|chr|ᎠᏍᏚᎢᎠ}}
* Chickasaw: {{tt|cic|tiwa}} {{qualifier|intransitive}}, {{tt|cic|tiwwi}} {{qualifier|transitive}}
* Chinese:
*: Cantonese: {{tt|yue|開|tr=hoi1}}
*: Mandarin: {{tt+|cmn|開|tr=kāi}}, {{tt+|cmn|打開|tr=dǎkāi}}
* Czech: {{tt+|cs|otevírat|impf}}, {{tt+|cs|otevřít|pf}}
* Dalmatian: {{tt|dlm|apiar}}, {{tt|dlm|aprer}}, {{tt|dlm|apriar}}, {{tt|dlm|aprier}}
* Danish: {{tt+|da|åbne}}, {{tt|da|lukke op}}
* Dutch: {{tt+|nl|openen}}, {{tt+|nl|opendoen}}, {{tt+|nl|openmaken}}
* Egyptian: {{t-egy|wn|h=wn-n:O31}}, {{t-egy|wpj|h=wp:p-Z9}}
* Esperanto: {{tt+|eo|malfermi}}
* Estonian: {{tt+|et|avama}}
* Ewe: {{tt|ee|ʋu}}
* Faroese: {{tt|fo|opna}}, {{tt|fo|lata upp}}
* Fataluku: {{tt|ddg|loke}}
* Finnish: {{tt+|fi|avata}}
* French: {{tt+|fr|ouvrir}}
* Friulian: {{tt|fur|vierzi}}, {{tt|fur|avierzi}}, {{tt|fur|viergi}}, {{tt|fur|aviergi}}
* Gagauz: {{t|gag|açmaa}}
* Galician: {{tt+|gl|abrir}}
* Georgian: {{tt|ka|გაღება}}
* German: {{tt+|de|öffnen}}, {{tt+|de|aufmachen}}
* Greek: {{tt+|el|ανοίγω}}
*: Ancient: {{tt|grc|ἀνοίγω}}, {{tt|grc|ἀνοίγνυμι}}, {{tt|grc|οἴγω}}
* Greenlandic: {{tt|kl|ammarpaa}}
* Guaraní: {{tt|gn|pe'a}}
* Haitian Creole: {{t|ht|ouvri}}, {{tt|ht|louvri}}
* Hebrew: {{tt+|he|פָּתַח|tr=patákh}}
* Hindi: {{tt+|hi|खोलना}}
* Hungarian: {{tt+|hu|nyit}}, {{tt+|hu|kinyit}}, {{tt+|hu|tár}}, {{tt+|hu|kitár}}, {{tt+|hu|tát}}, {{tt+|hu|kitát}}
* Icelandic: {{tt+|is|opna}}
* Ido: {{tt+|io|apertar}}
* Indonesian: {{tt+|id|buka}}, {{tt+|id|membuka}}
* Ingrian: {{t|izh|avata}}
* Interlingua: {{tt|ia|aperir}}
* Irish: {{tt|ga|oscail}}
*: Old Irish: {{tt|sga|as·oilgi}}
* Italian: {{tt+|it|aprire}}, {{tt|it|schiudere}}, {{tt+|it|dischiudere}}
* Japanese: {{tt+|ja|開ける|tr=あける, akeru}}, {{tt+|ja|開く|tr=ひらく, hiraku}}
* Javanese: {{tt|jv|mbukak}}
* Kabuverdianu: {{tt|kea|abri}}, {{tt|kea|abrí}}
* Kambera: {{tt|xbr|bunggah}}
* Kazakh: {{tt|kk|ашу}}
* Khmer: {{tt+|km|បើក}}
* Kituba: {{t|ktu|kangula}}
* Korean: {{tt+|ko|열다}}, {{tt+|ko|펴다}} {{qualifier|e.g. a book}}
* Kumyk: {{tt|kum|ачмакъ}}
* Kurdish:
*: Northern Kurdish: {{tt+|kmr|vekirin}}
* Kyrgyz: {{tt|ky|ач-}}, {{tt+|ky|ачуу}}
* Lao: {{tt|lo|ເປີດ}}
* Latin: {{tt+|la|aperio}}
* Latvian: {{tt+|lv|atvērt}}
* Ligurian: {{t|lij|arvrî}}
* Lingala: {{t|ln|fungola}}, {{t|ln|kangola}}
* Lithuanian: {{tt|lt|atidaryti}}
* Low German:
*: German Low German: {{tt|nds-de|apendoon}}, {{tt|nds-de|apenmaken}}
* Macedonian: {{tt|mk|отвори}}
* Makasae: {{t|mkz|lo'e}}
* Malay: {{tt|ms|buka}}, {{tt|ms|membuka}}
* Maltese: {{tt|mt|fetaħ}}
* Manchu: {{tt|mnc|ᠮᡳᠯᠠᡵᠠᠪᡠᠮᠪᡳ|tr=milarabumbi}}
* Mansaka: {{tt|msk|bokas}}
* Manx: {{tt|gv|foshil}}
* Maori: {{tt|mi|are}}, {{tt|mi|puare}}, {{tt|mi|whakatu(w)hera}}, {{tt|mi|matata}}, {{tt|mi|tīwara}} {{qualifier|a container}}, {{tt|mi|tiora}} {{qualifier|a shellfish}}, {{tt|mi|uaki}}, {{tt|mi|huaki}} {{qualifier|a door or cupboard}}, {{tt|mi|kowhera}} {{qualifier|shellfish}}, {{tt|mi|kūwhera}} {{qualifier|refers to body parts only}}, {{tt|mi|hāmama}} {{qualifier|refers to the mouth}}, {{tt|mi|pāoraora}} {{qualifier|shellfish}}, {{tt|mi|whakahāmama}} {{qualifier|of the mouth}}
* Marathi: {{t|mr|उघडणे}}
* Mauritian Creole: {{t|mfe|ouver}}
* Minangkabau: {{t+|min|buko}}
* Mongolian: {{tt+|mn|нээх|sc=Cyrl}}, {{tt+|mn|задлах|sc=Cyrl}}, {{tt|mn|онгойлгох|sc=Cyrl}}
* Nanai: {{tt|gld|нихэли-}}
* Neapolitan: {{tt|nap|arapì}}, {{tt|nap|arape}}
* Nepali: {{tt|ne|खोल्नु}}
* Ngazidja Comorian: {{tt|zdj|ɓua|alt=uɓua}}
* Norman: {{tt|nrf|ouvri}}
* Norwegian: {{tt+|no|åpne}}, {{tt|no|lukke opp}}
* Occitan: {{tt+|oc|dobrir}}
* Old French: {{tt|fro|ovrir}}
* Old Javanese: {{tt|kaw|wĕnga}}
* Old Portuguese: {{tt|roa-opt|abrir}}
* Old Turkic: {{tt|otk|𐰲|tr=ač-}}
* Oromo: {{tt|om|banuu}}
* Persian: {{tt+|fa|گشودن|tr=gošudan}}, {{tt+|fa|باز کردن|tr=bâz kardan}}
* Polish: {{tt+|pl|otwierać|impf}}, {{tt+|pl|otworzyć|pf}}
* Portuguese: {{tt+|pt|abrir}}
* Quechua: {{tt|qu|kichay}}, {{tt|qu|kicai}}, {{tt|qu|kichariy}}
* Romanian: {{tt+|ro|deschide}}
* Romansch: {{qualifier|Rumantsch Grischun, Puter}} {{tt|rm|avrir}}, {{qualifier|Sursilvan}} {{tt|rm|arver}}, {{qualifier|Sutsilvan}} {{tt|rm|earver}}, {{qualifier|Sutsilvan}} {{tt|rm|duvrir}}, {{qualifier|Surmiran}} {{tt|rm|darveir}}, {{qualifier|Vallader}} {{tt|rm|rivir}}, {{qualifier|Vallader}} {{tt|rm|drivir}}
* Russian: {{tt+|ru|открыва́ть|impf}}, {{tt+|ru|откры́ть|pf}}, {{tt+|ru|отворя́ть|impf}}, {{tt+|ru|отвори́ть|pf}} {{qualifier|a door only}}
* Sanskrit: {{tt|sa|उद्घाटयति}}
* Sardinian: {{tt|sc|abbèrrere}}, {{tt|sc|abèrriri}}, {{tt|sc|apèrrere}}
* Scottish Gaelic: {{tt|gd|fosgail}}
* Serbo-Croatian: {{tt|sh|отво̀рити|sc=Cyrl}}, {{tt+|sh|otvòriti}}
* Shan: {{tt+|shn|ၽုၺ်ႇ}}, {{tt+|shn|ပိုတ်ႇ}}
* Sicilian: {{tt+|scn|apriri}}, {{tt+|scn|iàpriri}}, {{tt+|scn|jàpriri}}, {{tt+|scn|gràpiri}}
* Sinhalese: {{tt|si|අරිනවා}}
* Slovak: {{tt|sk|otvárať|impf}}, {{tt|sk|otvoriť|pf}}
* Slovene: {{tt+|sl|odpreti}}
* Spanish: {{tt+|es|abrir}}
* Swahili: {{tt+|sw|fungua}}
* Swedish: {{tt+|sv|öppna}}
* Sylheti: {{tt|syl|ꠈꠥꠟꠣ}}
* Tagalog: {{tt+|tl|buksan}}
* Tajik: {{tt+|tg|кушодан}}, {{tt|tg|боз кардан}}, {{tt|tg|во кардан}}
* Tamil: {{tt+|ta|திற}}
* Tày: {{tt|tyz|ả}}, {{t|tyz|bí}}
* Telugu: {{tt+|te|తెరుచు}}
* Tetum: {{tt|tet|loke}}
* Thai: {{tt+|th|เปิด}}
* Tibetan: {{t-needed|bo}}
* Tocharian B: {{tt|txb|ru-}}
* Turkish: {{tt+|tr|açmak}}
* Turkmen: {{tt+|tk|açmak}}
* Ugaritic: {{tt|uga|𐎔𐎚𐎈}}
* Ukrainian: {{tt+|uk|відкрива́ти|impf}}, {{tt|uk|відкри́ти|pf}}, {{qualifier|a door, a window}} {{tt|uk|відчиня́ти|impf|sc=Cyrl}}, {{tt|uk|відчини́ти|pf|sc=Cyrl}}
* Urdu: {{tt|ur|کھولنا|tr=kholnā|sc=ur-Arab}}, {{t|ur|باز کرنا|tr=bāz karnā}}, {{t|ur|واز کرنا|tr=vāz karnā}}, {{t|ur|وا کرنا|tr=vā karnā}}
* Uzbek: {{tt+|uz|ochmoq}}
* Venetan: {{tt|vec|vèrzar}}, {{tt|vec|verxar}}, {{tt|vec|averzir}}, {{tt|vec|avèrzer}}, {{tt|vec|avèrxer}}, {{tt|vec|vèrxer}}, {{tt|vec|vèrdher}}
* Vietnamese: {{tt+|vi|mở}}
* Walloon: {{tt+|wa|drovi}}
* Welsh: {{tt+|cy|agor}}
* White Hmong: {{tt|mww|qhib}}
* Yakut: {{tt|sah|ас}}
* Yiddish: {{tt|yi|עפֿענען}}
* Zazaki: {{tt|zza|akerden}}, {{tt|zza|wekerden}}
* Zhuang: {{t-needed|za}}
{{trans-bottom}}

{{trans-top|to clear away obstacles}}
* Bulgarian: {{tt+|bg|разчиствам}}
* Hungarian: {{tt+|hu|nyit}}
* Maori: {{tt|mi|manaha}}, {{tt|mi|mānahanaha}}, {{tt|mi|marake}}, {{tt|mi|areare}}, {{tt|mi|whakaareare}}
* Tày: {{t|tyz|bí}}
{{trans-bottom}}

{{trans-top|poker: to reveal one's hand}}
* Finnish: {{tt+|fi|näyttää}}
{{trans-bottom}}

{{trans-top|computing: to connect to a resource}}
* Finnish: {{tt+|fi|avata}}
{{trans-bottom}}

{{trans-top|to make accessible to customers}}
* Armenian: {{tt+|hy|բացել}}
* Bashkir: {{tt|ba|асыу}}
* Basque: {{tt|eu|ireki}}, {{tt|eu|zabaldu}}
* Bengali: {{tt+|bn|খোলা}}
* Bulgarian: {{tt+|bg|отварям}}
* Catalan: {{tt+|ca|obrir}}
* Chinese:
*: Mandarin: {{t+|cmn|開門|tr=kāimén}}
* Czech: {{tt+|cs|otevřít}}
* Danish: {{tt+|da|åbne}}
* Dutch: {{tt+|nl|openen}}, {{tt+|nl|openmaken}}
* Esperanto: {{tt+|eo|malfermi}}
* Estonian: {{tt+|et|avama}}
* Ewe: {{tt|ee|ʋu}}
* Finnish: {{tt+|fi|avata}}
* Galician: {{tt+|gl|abrir}}
* German: {{tt+|de|öffnen}}, {{tt+|de|aufmachen}}
* Greek: {{tt+|el|ανοίγω}}
* Hungarian: {{tt+|hu|nyit}}
* Italian: {{tt+|it|aprire}}
* Kurdish:
*: Central Kurdish: {{tt|ckb|کردنەوە}}
* Latin: {{tt+|la|aperio}}
* Latvian: {{tt+|lv|atvērt}}
* Norwegian: {{tt+|no|åpne}}
* Polish: {{tt+|pl|otwierać}}
* Portuguese: {{tt+|pt|abrir}}
* Russian: {{tt+|ru|открыва́ть|impf}}, {{tt+|ru|откры́ть|pf}}
* Scottish Gaelic: {{tt|gd|fosgail}}
* Slovene: {{tt+|sl|odpreti}}
* Spanish: {{tt+|es|abrir}}
* Swahili: {{tt+|sw|fungua}}
* Swedish: {{tt+|sv|öppna}}
* Tagalog: {{tt+|tl|buksan}}
* Telugu: {{tt+|te|తెరుచు}}
* Thai: {{tt+|th|เปิด}}
{{trans-bottom}}

{{trans-top|to begin conducting business}}
* Armenian: {{tt+|hy|բացվել}}
* Bengali: {{tt+|bn|খোলা}}
* Czech: {{tt+|cs|otevřít}}
* Danish: {{tt+|da|åbne}}
* Dutch: {{tt+|nl|opengaan}}
* Esperanto: {{tt|eo|malfermiĝi}}
* Estonian: {{tt+|et|avama}}
* Ewe: {{tt|ee|ʋu}}
* Finnish: {{tt+|fi|aueta}}
* German: {{tt+|de|offen}}, {{tt+|de|geöffnet}}
* Greek: {{tt+|el|ανοίγω}}
* Hungarian: {{tt+|hu|nyit}}, {{tt+|hu|kinyit}}
* Latin: {{tt+|la|aperio}}
* Norwegian: {{tt+|no|åpne}}
* Polish: {{tt+|pl|otwierać}}
* Portuguese: {{tt+|pt|abrir}}
* Russian: {{tt+|ru|открыва́ться|impf}}, {{tt+|ru|откры́ться|pf}}
* Scottish Gaelic: {{tt|gd|fosgail}}
* Slovene: {{tt+|sl|odpreti}}
* Swahili: {{tt+|sw|fungua}}
* Swedish: {{tt+|sv|öppna}}
{{trans-bottom}}

{{trans-top|to start (a campaign)}}
* Bashkir: {{tt|ba|башлау}}
* Basque: {{tt+|eu|hasi}}, {{tt|eu|hasiera eman}}
* Bulgarian: {{tt+|bg|започвам}}
* Czech: {{tt+|cs|otevřít}}
* Danish: {{tt+|da|indlede}}
* Esperanto: {{tt+|eo|komenci}}
* Estonian: {{tt+|et|avama}}
* Finnish: {{tt+|fi|aloittaa}}
* German: {{tt+|de|eröffnen}}
* Hungarian: {{tt+|hu|nyit}}, {{tt+|hu|megnyit}}
* Norwegian: {{tt|no|innlede}}
* Polish: {{tt+|pl|rozpocząć}}
* Portuguese: {{tt+|pt|iniciar}}, {{tt+|pt|começar}}
* Russian: {{tt+|ru|развора́чивать|impf}}, {{tt+|ru|разверну́ть}}
* Slovene: {{tt|sl|otvoriti|pf}}, {{tt|sl|pričeti|pf}}
* Swahili: {{tt+|sw|fungua}}
* Swedish: {{tt+|sv|inleda}}
* Tagalog: {{tt|tl|umpisahan}}
{{trans-bottom}}

{{trans-top|to bring up (a topic)}}
* Armenian: {{tt+|hy|բարձրացնել}}
* Bashkir: {{tt|ba|күтәреү}}
* Bulgarian: {{tt+|bg|откривам}}
* Czech: {{tt+|cs|otevřít}}
* Danish: {{tt+|da|begynde}}
* Dutch: {{tt+|nl|aansnijden}}
* Estonian: {{tt|et|alustama}}
* Finnish: {{tt+|fi|avata}}
* Greek: {{tt+|el|ανοίγω}}
* Hungarian: {{tt+|hu|felvet}}, {{tt+|hu|szóba hoz}}, {{tt+|hu|nyit}}, {{tt+|hu|megnyit}}, {{tt+|hu|kezd}}, {{tt+|hu|megkezd}}, {{tt+|hu|indít}}
* Italian: {{tt+|it|toccare}}
* Latin: {{tt+|la|aperio}}
* Norwegian: {{tt|no|ta opp}}
* Polish: {{tt+|pl|otwierać}}, {{tt+|pl|podejmować}}
* Portuguese: {{tt+|pt|abrir}}
* Russian: {{tt+|ru|поднима́ть|impf}}, {{tt+|ru|подня́ть|pf}}
* Swahili: {{tt+|sw|fungua}}
* Swedish: {{tt+|sv|ta upp}}
* Tagalog: {{tt+|tl|buksan}}
* Thai: {{tt+|th|เปิด}}
{{trans-bottom}}

{{trans-top|cricket: to begin a side's innings}}
* Swahili: {{tt+|sw|fungua}}
{{trans-bottom}}

{{trans-top|poker: to bet before any other player}}
* Finnish: {{tt+|fi|avata}}
{{trans-bottom}}

{{trans-top|to become open}} <!-- In what sense? -->
* Afrikaans: {{tt|af|oopmaak}}
* American Sign Language: {{qualifier|with relevant classifier, e.g. of a swinging door}} {{tt|ase|FlatB@Thumb-PalmForward-FlatB@FromCenterNeckhigh-PalmForward FlatB@NearSideNeckhigh-PalmAcross-FlatB@FromCenterNeckhigh-PalmForward}}, {{qualifier|of a gate}} {{tt|ase|FlatB@TipFinger-FingerAcross-FlatB@FromCenterNeckhigh-FingerAcross FlatB@NearSideNeckhigh-FingerBack-FlatB@FromCenterNeckhigh-FingerAcross}}, {{qualifier|of a box}} {{tt|ase|FlatB@Thumb-PalmDown-A@CenterChesthigh FlatB@SideShoulderHigh-PalmAcross-A@CenterChesthigh}}, {{qualifier|of a book}} {{tt|ase|FlatB@Palm-PalmAcross-FlatB@CenterChesthigh-PalmAcross FlatB@Ulnar-PalmUp-FlatB@CenterChesthigh-PalmUp}}
* Arabic: {{tt|ar|اِنْفَتَحَ}}
* Armenian: {{tt+|hy|բացվել}}
* Bashkir: {{tt|ba|асылыу}}
* Bulgarian: {{tt|bg|отварям се}}
* Czech: {{t-check|cs|[[otevřít]] se}}
* Danish: {{tt|da|åbnes}}
* Dutch: {{tt+|nl|opengaan}}
* Esperanto: {{tt|eo|malfermiĝi}}
* Estonian: {{tt|et|avanema}}
* Evenki: {{tt|evn|нив-}}
* Ewe: {{tt|ee|ʋu}}
* Finnish: {{tt+|fi|aueta}}, {{tt+|fi|avautua}}
* French: {{tt+|fr|ouvrir|alt=s'ouvrir}}
* German: {{tt|de|sich [[öffnen]]}}
* Greek: {{tt+|el|ανοίγω}}
* Hindi: {{tt+|hi|खुलना|sc=Deva}}
* Hungarian: {{tt+|hu|nyílik}}, {{tt+|hu|tárul}}, {{tt+|hu|kinyílik}}, {{tt+|hu|megnyílik}}
* Ingrian: {{t|izh|avveta}}, {{t|izh|avahua}}
* Irish: {{tt|ga|oscail}}
* Korean: {{tt+|ko|열리다}}
* Kurdish:
*: Central Kurdish: {{tt|ckb|کردنەوە}}
*: Northern Kurdish: {{t+|kmr|vebûn}}
* Latin: {{tt+|la|aperio}}
* Latvian: {{tt+|lv|atvērt}}
* Manchu: {{tt|mnc|ᠮᡳᠯᠠᡵᠠᠮᠪᡳ|tr=milarambi}}
* Manx: {{tt|gv|foshil}}
* Maore Comorian: {{tt|swb|dziɓua|alt=udziɓua}}
* Maori: {{tt|mi|manahua}} {{qualifier|referring to a flower}}, {{tt|mi|ngaora}} {{qualifier|of a flower}}, {{tt|mi|ngawhā}} {{qualifier|of a flower}}, {{t|mi|(whe)whera}} {{qualifier|a book}}
* Marathi: {{t|mr|उघडणे}}
* Ngazidja Comorian: {{tt|zdj|ɓuha|alt=uɓuha}}
* Norwegian: {{tt|no|åpnes}}
* Persian: {{tt+|fa|باز شُدَن|tr=bâz šodan}}
* Polish: {{tt+|pl|otwierać się}}
* Portuguese: {{tt+|pt|abrir}}
* Romansch: {{qualifier|Rumantsch Grischun}} {{tt|rm|s'avrir}}, {{qualifier|Sursilvan}} {{tt|rm|sarver}}, {{qualifier|Sutsilvan}} {{tt|rm|searver}}, {{qualifier|Sutsilvan}} {{tt|rm|saduvrir}}, {{qualifier|Surmiran}} {{tt|rm|sa darveir}}, {{qualifier|Puter}} {{tt|rm|as avrir}}, {{qualifier|Vallader}} {{tt|rm|as rivir}}, {{qualifier|Vallader}} {{tt|rm|as drivir}}
* Russian: {{tt+|ru|открыва́ться|impf}}, {{tt+|ru|откры́ться|pf}}, {{tt+|ru|отворя́ться|impf}}, {{tt+|ru|отвори́ться|pf}} {{qualifier|a door only}}
* Scottish Gaelic: {{tt|gd|fosgail}}
* Slovene: {{qualifier|se}} {{tt+|sl|odpreti}}
* Spanish: {{tt+|es|abrir}}
* Swahili: {{tt|sw|funguka|alt=kufunguka}}
* Swedish: {{tt+|sv|öppnas}}, {{tt|sv|öppna sig}}
* Thai: {{tt+|th|เปิด}}
* Urdu: {{tt|ur|کھلنا|tr=khulnā|sc=ur-Arab}}, {{t|ur|باز ہونا|tr=bāz honā}}, {{t|ur|واز ہونا|tr=vāz honā}}, {{t|ur|وا ہونا|tr=vā honā}}
{{trans-bottom}}

{{checktrans-top}}
* Esperanto: {{qualifier|2}} {{t-check|eo|[[ekparoli]] [[pri]]}} <!-- was "[[ekparoli]] [[pri]]" - assumed sum-of-parts; if an idiom, use {{t}} instead of {{t-SOP}}. see [[User:Kephir/gadgets/xte#Translation_fixing]] -->
* French: {{qualifier|1}} {{t+check|fr|ouvrir}}, (3), {{qualifier|4}} {{t+check|fr|entamer}}, {{qualifier|5,6}} {{t+check|fr|s'ouvrir}}
* Romanian: {{t+check|ro|deschide}}
* Slovak: {{t-check|sk|otvoriť}}
* Swahili: {{t-check|sw|kufungua}}
* Turkish: {{qualifier|1,2,3}} {{t+check|tr|açmak}}, {{qualifier|5,6}} {{t+check|tr|açmak}}
* Welsh: {{t+check|cy|agor}}
{{trans-bottom}}
}}

===Noun===
{{en-noun}}

# {{lb|en|in the definite}} Open or [[unobstructed]] space; an [[exposed]] [[location]].
#: {{ux|en|I can't believe you left the lawnmower out in '''the open''' when you knew it was going to rain this afternoon!}}
#: {{ux|en|Wary of hunters, the fleeing deer kept well out of '''the open''', dodging instead from thicket to thicket.}}
# {{lb|en|in the definite}} [[public|Public]] [[knowledge]] or [[scrutiny]]; [[full]] [[view]].
#: {{ux|en|We have got to bring this company's corrupt business practices into '''the open'''.}}
# {{lb|en|electronics}} A defect in an [[electrical]] [[circuit]] preventing [[current]] from flowing.
#: {{ux|en|The electrician found the '''open''' in the circuit after a few minutes of testing.}}
# A [[sports]] [[event]] in which anybody can [[compete]], especially or originally irrespective of [[amateur]] or [[professional]] status.
#: {{ux|en|the {{w|Australian Open}}}}
# The act of something being opened, such as an e-mail message.
#* {{quote-text|en|year=2016|author=Ian Dodson|title=The Art of Digital Marketing|page=144
|passage=The total number of '''opens''' from original, or unique, subscribers.}}

====Derived terms====
{{col3|en
|cold open
|in the open}}

====Translations====
{{trans-top|open space}}{{multitrans|data=
* Finnish: {{tt+|fi|aukea}}
* French: {{tt+|fr|plein air}}
* Latvian: {{tt|lv|atklāta telpa}}
* Maori: {{tt|mi|tarawaha}}, {{tt|mi|[[kauhanga]], [[kauwhanga]]}}, {{tt|mi|āputa}}, {{tt|mi|ahoaho}}
{{trans-bottom}}

{{trans-top|public knowledge; (to bring into) the open}}
* Finnish: {{tt+|fi|julkisuus}}
* French: (mettre qch au) {{tt+|fr|grand jour}}
{{trans-bottom}}

{{trans-top|broken wire}}
* Estonian: {{tt|et|katkestus}}
* Finnish: {{tt|fi|katkos}}
* French: {{tt+|fr|faux contact|m}}
* Swahili: {{tt+|sw|fungua}}
{{trans-bottom}}

{{trans-top|sports event}}
* Basque: {{tt|eu|ireki}}, {{tt+|eu|open}}
* Catalan: {{tt+|ca|open|m}}
* Finnish: {{tt+|fi|avoin|alt=avoimet}}
* French: {{tt|fr|omnium sportif}}
* Latvian: {{tt|lv|atklātais čempionāts|m}}
* Persian: {{tt+|fa|اوپن}}
* Portuguese: {{tt+|pt|aberto|m}}
* Spanish: {{tt+|es|open|m}}
* Swahili: {{tt+|sw|fungua}}
* Zazaki: {{tt|zza|abyaye}}, {{tt|zza|aberde}}
}}
{{trans-bottom}}

===Anagrams===
* {{anagrams|en|a=enop|Nope|nope|peno-|peon|pone}}

{{cln|en|adjectives ending in -en|ergative verbs}}

==Afrikaans==

===Etymology===
From {{inh|af|nl|openen}}, from {{inh|af|dum|ōpenen}}, from {{inh|af|odt|opanon}}, from {{inh|af|gem-pro|*upanōną}}.

===Pronunciation===
* {{IPA|af|/ˈʊə̯.pən/}}

===Verb===
{{af-verb}}

# {{lb|af|transitive}} to {{l|en|open}}

====Related terms====
* {{l|af|oop}}

==Catalan==

===Etymology===
{{bor+|ca|en|open}}.

===Pronunciation===
* {{ca-IPA|ò}}

===Noun===
{{ca-noun|m|#|pl2=òpens}}

# {{lb|ca|sports}} {{l|en|open}}

==Dutch==

===Pronunciation===
* {{IPA|nl|/ˈoː.pə(n)/}}
* {{audio|nl|Nl-open.ogg}}
* {{hyphenation|nl|open}}
* {{rhymes|nl|oːpən|s=2}}

===Etymology 1===
From {{inh|nl|dum|ōpen}}, from {{inh|nl|odt|opan}}, from {{inh|nl|gmw-pro|*opan}}, from {{inh|nl|gem-pro|*upanaz}}.

====Adjective====
{{nl-adj}}

# {{l|en|open}}, not [[closed]]
#: {{ant|nl|gesloten|dicht|toe}}
# {{l|en|open}} for [[business]]
#: {{ant|nl|gesloten|dicht}}
# {{l|en|open}}, [[receptive]]
#: {{ant|nl|gesloten}}

=====Declension=====
{{nl-decl-adj}}

=====Derived terms=====
{{col|nl
|halfopen
|openbaar
|openbaren
|openbarsten
|openbreken
|open deur
|openen
|opener
|opengaan
|open haard
|openhartig
|openheid
|openhouden
|opening
|openlaten
|openlijk
|openlucht
|openstaan
|open zenuw
}}

=====Descendants=====
* {{desc|af|oop}}
* {{desc|dcr|open|hopo}}
** {{desc|vic|hopo|bor=1}}
* {{desc|djk|obo|bor=1|unc=1}}

===Etymology 2===
{{nonlemma}}

====Verb====
{{head|nl|verb form}}

# {{infl of|nl|openen||bare-verb}}

===Anagrams===
* {{l|nl|nope}}

==Finnish==

===Noun===
{{head|fi|noun form}}

# {{infl of|fi|ope||gen|s}}

==French==

===Etymology===
{{bor+|fr|en|open}}.

===Pronunciation===
* {{fr-IPA|opène|opeune}}
* {{audio|fr|LL-Q150 (fra)-WikiLucas00-open.wav}}

===Noun===
{{fr-noun|m}}

# {{l|en|open}}; {{l|en|open}} [[tournament]]

===Further reading===
* {{R:fr:TLFi}}

==Middle Dutch==

===Etymology===
{{dercat|dum|gem-pro|inh=1}}
From {{inh|dum|odt|opan}}, from {{inh|dum|gmw-pro|*opan}}.

===Adjective===
{{dum-adj|head=ōpen}}

# [[#English|open]], not [[closed]]
# [[#English|open]], [[accessible]]
# [[freely]] accessible, [[public]]

====Inflection====
{{rfinfl|dum|adjective}}

====Derived terms====
* {{l|dum|ōpenen}}

====Descendants====
* {{desctree|nl|open}}
* {{desc|li|aop}}

===Further reading===
* {{R:VMNW|ID76272}}
* {{R:MNW|39267|II}}

==Middle English==

===Alternative forms===
* {{alter|enm|opyn|ope}}

===Etymology===
{{dercat|enm|gem-pro|inh=1}}
From {{inh|enm|ang|open}}, from {{inh|enm|gmw-pro|*opan}}.

===Adjective===
{{head|enm|adjective|comparative|[[more]] '''open'''|superlative|[[most]] '''open'''}}

# {{l|en|open}}
#* '''14th c.''' {{w|Geoffrey Chaucer}}, ''{{w|The Canterbury Tales}}''. General Prologue: 9-11.
#*: {{quote|enm|And smale foweles maken melodye,<br>That slepen al the nyght with '''open''' eye-<br>(So priketh hem Nature in hir corages);
|translation=And many little birds make melody<br>That sleep through all the night with '''open''' eye<br>(So Nature pricks them on to ramp and rage)}}

====Related terms====
* {{l|enm|open-ers}}
* {{l|enm|openly}}

====Descendants====
* {{desc|en|open}} {{q|obsolete {{m|en|ope}}}}
* {{desc|sco|appen|apen}}

==Norwegian Nynorsk==

===Etymology===
From {{inh|nn|non|opinn}}, from {{inh|nn|gem-pro|*upanaz}}. Compare {{cog|fo|opin}}, {{cog|is|opinn}}, {{cog|sv|öppen}}, {{cog|da|åben}}, {{cog|nl|open}}, {{cog|nds|apen}}, {{m|nds|open}}, {{cog|de|offen}}, {{cog|fy|iepen}}, {{cog|en|open}}.

===Pronunciation===
* {{IPA|nn|/²oːpən/}}

===Adjective===
{{nn-adj-4}}

# {{l|en|open}}
#: {{usex|nn|Kvifor er døra '''open'''?|Why is the door '''open'''?}}

====Usage notes====
A common, but unofficial, feminine form is {{m|nn|opa}} (“ei opa dør”, compare {{m|nn|liten|lita}} and {{m|nn|ingen|inga}}). Up until [[Wiktionary:Norwegian Nynorsk spelling reforms#2012|2012]], {{m|nn|opi}} was an optional official form, but was removed along with other forms like {{m|nn|liti}} and {{m|nn|ingi}}.

====Related terms====
* {{l|nn|op}}
* {{l|nn|opna}}
* {{l|nn|opning}}

===References===
* {{R:Dokpro|lang=nn}}

==Old English==

===Etymology===
From {{inh|ang|gmw-pro|*opan}}, from {{inh|ang|gem-pro|*upanaz}}.

Originally a past participle of {{cog|gem-pro|*ūpaną||to lift up, open}}. Related to {{cog|ang|upp||up}}. Cognate with {{cog|ofs|open}}, {{cog|osx|opan}}, {{cog|goh|offan}}, and {{cog|non|opinn}}.

===Pronunciation===
* {{ang-IPA|open}}

===Adjective===
{{ang-adj}}

# {{l|en|open}}
#* '''11th century''', unknown translator, the Old English ''{{w|Apollonius of Tyre}}''
#*: {{quote|ang|Þā ġeseah hē ānne nacodne cnapan ġeond þā strǣte rinnan. Sē wæs mid ele ġesmiered and mid sċīetan beġierded, and cleopode mid miċelre stefne and cwæþ, "Ġehīeraþ ġē ċeasterwaran, ġehīeraþ ġē ælþēodiġe, friġe and þēowe, æðele and unæðele: sē bæþstede is '''open'''!"|Then he saw a naked boy running through the street. His body was smeared with oil and he was wearing a sheet around his waist, when he called out in a loud voice, "Attention citizens, attention foreigners, free and slave, noble and ignoble: the bathhouse is '''open'''!"}}

====Declension====
{{ang-adecl|open}}

====Derived terms====
* {{l|ang|openlīċ}}

====Descendants====
* {{desc|enm|open|opyn|ope}}
** {{desc|sco|appen|apen}}
** {{desc|en|open}}

==Plautdietsch==

===Adjective===
{{head|pdt|adjective}}

# [[open]]

==Romanian==

===Etymology===
{{bor+|ro|en|open}}.

===Noun===
{{ro-noun|n|openuri}}

# {{l|en|open}} {{gl|sports event}}

====Declension====
{{ro-noun-n-uri}}

===References===
* {{R:MDA2}}

==Slovincian==

===Etymology===
{{bor+|zlw-slv|nds-de|open}}. Compare {{cog|csb|ôpen}} and {{cog|pl-gre,pl-mas|apem}}.

===Pronunciation===
{{zlw-slv-pr}}

===Adjective===
{{zlw-slv-adj|-|adv=-|indecl=1}}

# [[open#English|open]]

===Adverb===
{{zlw-slv-adv|-}}

# [[open#English|open]]

===Further reading===
* {{R:zlw-slv:SW|ǻu̯pĕn|8}}

{{cln|zlw-slv|manner adverbs}}

==Spanish==

===Etymology===
{{bor+|es|en|open}}.

===Pronunciation===
{{es-pr}}

===Noun===
{{es-noun|m|opens|pl2=#}}

# {{lb|es|sports}} {{l|en|open}}