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coset

American

[koh-set] / ˈkoʊ sɛt /

noun

Mathematics.

a subset of a group, formed by the consistent operation of a given element of the group on the left or right of all the elements of a subgroup of the group.

First recorded in 1925–30; co- + set

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023