semigroup

noun

semi·​group ˈse-mē-ˌgrüp How to pronounce semigroup (audio)
ˈse-ˌmī-,
-mi-
: 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

semigregarious

semigroup

semihard

See More Nearby Entries 

Cite this Entry

“Semigroup.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/semigroup. Accessed 23 Dec. 2024.

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More from Merriam-Webster on semigroup

Britannica.com: Encyclopedia article about semigroup

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