cointersection

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noun

A family of behavioural equivalences which factors through all elements of a second specified family of behavioural equivalences and for which any morphism that factors through the second family of behavioural equivalences also factors through its elements.

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Meanings

nouncointersection (plural cointersections)

plural cointersections

  1. mathematicsA family of behavioural equivalences which factors through all elements of a second specified family of behavioural equivalences and for which any morphism that factors through the second family of behavioural equivalences also factors through its elements.

    the left adjoint […] preserves direct factors, their cointersections, their complements and thus their counions

    1986, Yves Diers, Categories of Boolean sheaves of simple algebras

Origin

From co- + intersection.

Full word history & related roots →
Cite this entry
APA

cointersection. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/cointersection

MLA

“cointersection.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/cointersection. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “cointersection,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/cointersection.

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