Word.ws English Dictionary

codomains

codomains is the plural of codomain.

Meaning of codomain

Noun

codomain (plural codomains)

  1. The target set into which a function is formally defined to map elements of its domain; the set denoted Y in the notation f : X → Y.
    • Definition 2.5. A function is onto if each element of the codomain has at least one element of the domain assigned to it. In other words, a function is onto if the range equals the codomain.1994, Richard A. Holmgren, A First Course in Discrete Dynamical Systems, Springer, page 11
    1. (broadly) The set B.

Questions about codomains

What is codomains the plural of?
Codomains is the plural of codomain.

Words near codomains in the dictionary

  1. codogenic
  2. Codogno
  3. codologies
  4. codology
  5. codomain
  6. codomains
  7. Codomannus
  8. codomestication
  9. codominance
  10. codominant
  11. codominantly

Source and license

Adapted from Wiktionary: codomains (page history and authors); codomain (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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