MENSTRUATION

is the discharge of blood and endmetrial tissue from the uterus through the vagina in women which marks the end of the menstrual cycle.

MENSTRUATION: "Fairly painful, menstruation involves losing a clump of blood and endometrial tissue from a woman's uterus."
Cite this page: Nugent, Pam M.S., "MENSTRUATION," in PsychologyDictionary.org, April 7, 2013, https://psychologydictionary.org/menstruation/ (accessed August 20, 2018).
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