Meaning of SEMIGROUP in English

SEMIGROUP

transcription, транскрипция: [ ˈse-mē-ˌgrüp, ˈse-ˌmī-, -mi- ]

noun

Date: 1904

: a mathematical set that is closed under an associative binary operation

Merriam-Webster's Collegiate English vocabulary.      Энциклопедический словарь английского языка Merriam Webster.