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semigroup

[ sem-ee-groop ]
/ ˈsɛm iˌgrup /
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noun Mathematics.
an algebraic system closed under an associative binary operation.
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Origin of semigroup

First recorded in 1925–30; semi- + group
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022
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