endofunction

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noun

A function whose codomain is equal to its domain.

OriginEnglish function ← Ancient Greek ἔνδον (éndon) ← Proto-Hellenic *éndon →
Scrabble 18
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Meanings

nounendofunction (plural endofunctions)

plural endofunctions

  1. mathematicsA function whose codomain is equal to its domain.

Origin

  1. Proto-Indo-European*h₁n̥dóm
  2. Proto-Hellenic*éndon
  3. Ancient Greekἔνδον (éndon)
  4. Englishendo-
  5. Englishfunction
  6. Englishendofunction

From endo- + function.

Full word history & related roots →

Translations

Finnish endofunktio
  • endofunktiofunction whose codomain is equal to its domain
German Endofunktion
  • Endofunktionfunction whose codomain is equal to its domain
Italian endofunzione
  • endofunzionefunction whose codomain is equal to its domain
Polish endo-funkcja
  • endo-funkcjafunction whose codomain is equal to its domain
Cite this entry
APA

endofunction. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/endofunction

MLA

“endofunction.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/endofunction. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “endofunction,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/endofunction.

Source: endofunction on Wiktionary, CC BY-SA 4.0.