Morita equivalence

noun

A certain relationship defined between algebraic rings that preserves many ring-theoretic properties.

Meanings

nounMorita equivalence (uncountable)
  1. uncountablemathematicsA certain relationship defined between algebraic rings that preserves many ring-theoretic properties.

Origin

Named after Japanese mathematician Kiiti Morita, who defined equivalence and a similar notion of duality in 1958.

Full word history & related roots →
Cite this entry
APA

Morita equivalence. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/Morita%20equivalence

MLA

“Morita equivalence.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Morita%20equivalence. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “Morita equivalence,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/Morita%20equivalence.

Source: Morita equivalence on Wiktionary, CC BY-SA 4.0.