noun🔗Share月経, 生理The discharge of blood mixed with pieces of cellular tissue from the uterus out through the vagina, which occurs roughly every month in uninseminated women; menstrual flow.""During her menses, Sarah uses sanitary pads to manage the menstrual flow." "サラは月経中、月経血を処理するために生理用ナプキンを使用します。medicinephysiologybodysexanatomyhumanChat with AIVocabulary GamePractice Reading