semi·​group ˈse-mē-ˌgrüp How to pronounce semigroup (audio)
: a mathematical set that is closed under an associative binary operation

Word History

First Known Use

1904, in the meaning defined above

Time Traveler
The first known use of semigroup was in 1904

Dictionary Entries Near semigroup

Cite this Entry

“Semigroup.” Dictionary, Merriam-Webster, Accessed 20 Jul. 2024.

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