menstruation
/ˌmɛnstɹuˈeɪʃən/ noun C2- The periodic discharging of the menses, the flow of blood and cells from the lining of the uterus in unfertilized females of humans and other primates.
- An instance of menstruation, the part of each month during which a fertile woman menstruates.
Plural menstruations
Learn menstruation in real texts
With a free account, hover any word in the library for its meaning, hear it read aloud, save words for review timed to your memory, and see how much of each book you already know.