View source for Subcross

==English==

===Etymology===
From {{prefix|en|sub|cross}}.

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

# A [[hybrid]] of two hybrids.
#* {{quote-book|en|year=1906 |title=The Game Fowl |author=R. A. McIntyre |passage=He says they showed at that day a '''subcross''', perhaps Baltimore Topknot Arrington Fowl. }}
#* {{quote-book|en|year=1941 |title=Comparative Psychology Monographs - Volume 17 |page=118 |passage=If it were not for this epidemic it is probable that the animals in this '''subcross''' would not have differed significantly from those in the reciprocal cross in view of the similarity in activity between the F22 reciprocal crosses. }}
# {{lb|en|maths}} The [[cross product]] of two cross products.
# A [[crosspiece]] that is below something.
#* {{quote-book|en|year=1902 |title=The Railway Age - Volume 33 |author= |page=78 |passage=In addition to the distance pieces the two '''subcross''' ties ... }}
# The [[cross-reference]] of a cross-reference.
#* {{quote-book|en|year=1816 |title=Congressional Serial Set |author= |page=2624 |passage=It has not been felt necessary, however, to provide copious '''subcross'''-references to the subjects arranged under a main heading. }}

===Verb===
{{en-verb}}

# To create a [[hybrid]] between two hybrids.
#* {{quote-book|en|year=1969 |title=The World of Little Irises: 1957-1959, no. 8-10 |author=Walter Welch; Elsie A. Zuercher |page=165 |passage=The whites '''subcrossed''' gave only whites; the blues gave blues and whites; and only the backcross with Zephir gave a single rose among blues and whites. }}
#* {{quote-book|en|year=1983 |title=Plant Research and Agroforestry |author=P. A. Huxley |passage=In outbreeding crops, such as many tree species, you get considerable segregation in early generations following '''subcrossing''' or inbreeding. }}
# To [[cross]] below something.
#* {{quote-book|en|year=1957 |title=Parliamentary Debates - Volume 27, Issues 16-29 |page=2577 |passage=I would even suggest that the C.I.D. be asked to investigate the matter further. " There is an indecipherable signature ; this is, however, also '''subcrossed''' "AG. A., Puttalam, D/S." }}
#* {{quote-book|en|year=1989 |title=Marine planktology |author=Zhong Zheng; Shaojing Li |page=60 |passage=Two antapical horns turn curving forward from bases, parallel to apical horn, or are '''subcrossed'''. }}
# {{lb|en|maths}} To calculate a subcross.
#* {{quote-journal|en|year=2016|date=|author=Tunçar Şahan; Osman Mucuk|title=Normality and quotient in crossed modules, cat<math>^1</math>-groups and internal groupoids within groups with operations|journal=arXiv|url=http://arxiv.org/abs/1601.07095|doi=|volume=|issue=|pages=
|passage=In this paper we define the notions of normal '''subcrossed''' module and quotient crossed module within groups with operations; and using the equivalence of crossed modules over groups with operations and internal groupoids we prove how normality and quotient concepts are related in these two categories. }}