MENSTRUATION /ˌmɛnstɹʊˈeɪʃn/ Scrabble 14 Words With Friends 18 Definition noun the monthly discharge of blood from the uterus of nonpregnant women from puberty to menopause. — synonyms: menses, menstruum, catamenia, period, flow See all 1658 words you can make from MENSTRUATION → 12-letter words Words starting with M Words ending with N ← Unscramble different letters