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- Dictionarymenstrual cycle
noun
- 1. the process of ovulation and menstruation in women and other female primates: "the menstrual cycle ceases during pregnancy"
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noun
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A type of ovulation cycle where the endometrium is shed if pregnancy does not occur
The menstrual cycle is a series of natural changes in hormone production and the structures of the uterus and ovaries of the female reproductive system that makes pregnancy possible. The ovarian cycle controls the production and release of eggs and the cyclic release of estrogen and progesterone. The uterine cycle governs the preparation and maintenance of the lining of the uterus (womb) to receiv... Wikipedia