GROUPOID

Etymology

Noun

groupoid (plural groupoids)

(algebra) A magma: a set with a total binary operation.

(algebra and category theory) A set with a partial binary operation that is associative and has inverses and identities.

Source: Wiktionary



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Word of the Day

22 April 2025

BRIGHT

(adjective) made smooth and bright by or as if by rubbing; reflecting a sheen or glow; “bright silver candlesticks”; “a burnished brass knocker”; “she brushed her hair until it fell in lustrous auburn waves”; “rows of shining glasses”; “shiny black patents”


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