Adjacent Words

menstruation definitions

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WordNet (r) 3.0 (2005)

n
1: the monthly discharge of blood from the uterus of nonpregnant women from puberty to menopause; "the women were sickly and subject to excessive menstruation"; "a woman does not take the gout unless her menses be stopped" --Hippocrates; "the semen begins to appear in males and to be emitted at the same time of life that the catamenia begin to flow in females"--Aristotle [syn: menstruation, menses, menstruum, catamenia, period, flow]

Merriam Webster's

noun Date: circa 1754 a discharging of blood, secretions, and tissue debris from the uterus that recurs in nonpregnant breeding-age primate females at approximately monthly intervals and that is considered to represent a readjustment of the uterus to the nonpregnant state following proliferative changes accompanying the preceding ovulation; also period 6c

Oxford Reference Dictionary

n. the process of discharging blood and other materials from the uterus in sexually mature non-pregnant women at intervals of about one lunar month until the menopause.

Webster's 1913 Dictionary

Menstruation Men`stru*a"tion, n. The discharge of the menses; also, the state or the period of menstruating.

Collin's Cobuild Dictionary

see menstruate