|—n , pl menses|
|1.||another name for menstruation|
|2.||the period of time, usually from three to five days, during which menstruation occurs|
|3.||the matter discharged during menstruation|
|[C16: from Latin, pl of mensis month]|
menses men·ses (měn'sēz)
The monthly flow of blood and cellular debris from the uterus that begins at puberty and ceases at menopause. Also called emmenia, menstrual period.