View source for Rectifier

==English==
{{wikipedia}}

===Etymology===
{{root|en|ine-pro|*h₃reǵ-}}
From {{suffix|en|rectify|er|id2=agent noun}}.

===Pronunciation===
* {{IPA|en|/ˈɹɛktɪfaɪɚ/|a=GA}}
* {{IPA|en|/ˈɹɛktɪfaɪə/|a=RP}}
* {{audio|en|LL-Q1860 (eng)-Vealhurl-rectifier.wav|a=Southern England}}
* {{hyph|en|rec|ti|fi|er}}

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

# Something that [[rectifies]].
# A [[device]] that [[convert]]s [[alternating current]] into [[direct current]]; often a [[diode]].
# {{lb|en|nautical}} An [[instrument]] used for determining and rectifying the variations of the [[compass]] on board ship.
# {{lb|en|artificial neural networks}} The [[activation function]] <math>f(x) = \max(0, x)</math>, where ''x'' is the [[input]] to a [[neuron]].

====Antonyms====
*{{antsense|a device that converts AC electricity to DC}} {{l|en|power inverter}}

====Derived terms====
* {{l|en|mercury arc rectifier}}
* {{l|en|silicon-controlled rectifier}}

====Translations====
{{trans-top|something that rectifies}}
* Finnish: {{t|fi|oikaisija}}
{{trans-bottom}}

{{trans-top|a device that converts alternating current into direct current}}
* Bulgarian: {{t+|bg|токоизправител|m}}
* Chinese:
*: Mandarin: {{t+|cmn|整流器}}
* Czech: {{t|cs|střídač|m}}
* Dutch: {{t+|nl|gelijkrichter|m}}
* Finnish: {{t+|fi|tasasuuntaaja}}
* German: {{t+|de|Gleichrichter|m}}
* Greek: {{t+|el|ανορθωτής|m|sc=Grek}}
* Indonesian: {{t+|id|penyearah}}
* Malay: {{t|ms|penerus}}
* Portuguese: {{t|pt|circuito retificador|m}}
* Romanian: {{t+|ro|redresor|n}}
{{trans-bottom}}

===See also===
* {{l|en|inverter}}

===Anagrams===
* {{anagrams|en|a=ceefiirrt|certifier}}

{{C|en|Electronics}}

==French==

===Etymology===
From {{der|fr|fro|rectifier}}, from {{der|fr|LL.|rectificō|rectificāre|rectify, regulate, control}}.

===Pronunciation===
* {{fr-IPA}}
* {{audio|fr|Fr-rectifier.ogg}}

===Verb===
{{fr-verb}}

# to [[rectify]]

====Conjugation====
{{fr-conj-auto}}

====Derived terms====
* {{l|fr|rectifier le tir}}

====Related terms====
* {{l|fr|rectifiable}}
* {{l|fr|rectification}}
* {{l|fr|rectificateur}}

===See also===
* {{l|fr|corriger}}

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

===Anagrams===
* {{l|fr|certifier}}

==Old French==

===Etymology===
From {{der|fro|LL.|rectifico}}.

===Verb===
{{head|fro|verb}}

# to [[rectify]]

====Conjugation====
{{fro-conj-er}}