Menstruation definition
The monthly flow of blood and cellular debris from the uterus that begins at puberty in women and the females of certain other primates. In women, menstruation ceases at menopause.
noun
The menses; menstrual flow or a menstrual period.
noun
The monthly flow of blood and cellular debris from the uterus that begins at puberty in women and the females of certain other primates. In women, menstruation ceases at menopause.
noun
The monthly flow of blood from the uterus beginning at puberty in girls and other female primates.
Other Word Forms
Noun
Singular:
menstruation
Plural:
menstruationsOrigin of menstruation
- menstrual +"Ž -ation
From Wiktionary