Word.ws English Dictionary

counit

counit noun: in an adjunction, a natural transformation from the composition of the left adjoint functor with the right adjoint functor to the identity functor of the domain of the right adjoint functor.

Noun

counit (plural counits)

  1. In an adjunction, a natural transformation from the composition of the left adjoint functor with the right adjoint functor to the identity functor of the domain of the right adjoint functor.

Forms of counit

pluralcounits

Origin of counit

From co- + unit.

Questions about counit

What does counit mean?
Counit means in an adjunction, a natural transformation from the composition of the left adjoint functor with the right adjoint functor to the identity functor of the domain of the right adjoint functor.
What part of speech is counit?
Counit is a noun.
What is the plural of counit?
The plural of counit is counits.

Words near counit in the dictionary

  1. Counihan
  2. Counihans
  3. counimodular
  4. counion
  5. counions
  6. counit
  7. counital
  8. counitary
  9. counite
  10. counited
  11. counites

Source and license

Adapted from Wiktionary: counit (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “counit.” Word.ws, https://word.ws/counit. Based on Wiktionary, CC BY-SA 4.0.