menstruate
verb [intransitive] (formal)Verb Forms
| present simple I / you / we / they menstruate | |
| he / she / it menstruates | |
| past simple menstruated | |
| past participle menstruated | |
| -ing form menstruating |
when a woman menstruates, there is a flow of blood from her womb, usually once a month 行经；来月经 Word Originmid 17th cent.: from late Latin menstruat- ‘menstruated’, from the verb menstruare, from Latin menstrua ‘menses’.