pushout

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noun

The colimit of a pair of morphisms which share the same domain.

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Meanings

nounpushout (plural pushouts)

plural pushouts

  1. category theoryThe colimit of a pair of morphisms which share the same domain.
  2. A person who is expelled from school or who drops out because of a lack of support.

    For most of these school leavers or 'pushouts', school has been an experience of progressive alienation from their traditional way of life. We prefer the term 'pushout' to 'dropout' because the former term appropriately allocates the agency for the phenomenon.

    1996, Sharon Goodman, David Graddol, Redesigning English: New Texts, New Identities, page 221

Synonyms & antonyms

Broader
colimit
Narrower
coequalizer

Origin

* Deverbal from push out. * (one who leaves school): Intended to avoid the negative implications of dropout.

Full word history & related roots →

Rhymes & wordplay

Anagrams

outpush
Cite this entry
APA

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

MLA

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

Chicago

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

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