Meaning of “menstruate” in the English Dictionary

"menstruate" in American English

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menstruateverb [ I ]

us /ˈmen·struˌeɪt/

to have a flow of blood from the uterus, usually for three to five days every four weeks, in women who are not pregnant

menstrual
adjective [ not gradable ] us /ˈmen·strəl, -stru·əl/

a menstrual cycle/period

(Definition of “menstruate” from the Cambridge Academic Content Dictionary © Cambridge University Press)