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covariant. In DICTIOUS you will not only get to know all the dictionary meanings for the word
covariant, but we will also tell you about its etymology, its characteristics and you will know how to say
covariant in singular and plural. Everything you need to know about the word
covariant you have here. The definition of the word
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covariant, as well as those of other words, enriches your vocabulary and provides you with more and better linguistic resources.
English
Etymology
From co- + variant.
Pronunciation
Adjective
covariant (not comparable)
- (category theory, of a functor) Which preserves the order of morphism composition: formally, which associates each morphism
to a morphism 
.
- Antonym: contravariant
- (object-oriented programming) Using or relating to covariance.
Derived terms
Translations
which preserves composition
Noun
covariant (plural covariants)
- (algebra) A bihomogeneous polynomial in x, y, ... and the coefficients of some homogeneous form in x, y, ... that is invariant under some group of linear transformations.
- (algebra) The variety defined by a covariant.
Translations
bihomogeneous polynomial...
variety defined by a covariant