menstrual Meaning, Definition & Usage

  1. adjective of or relating to menstruation or the menses
    catamenial.
    • menstrual period

WordNet

Men"stru*al adjective
Etymology
L. menstrualis: cf. F. menstruel. See Menstruous.
Definitions
  1. Recurring once a month; monthly; gone through in a month; as, the menstrual revolution of the moon; pertaining to monthly changes; as, the menstrual equation of the sun's place.
  2. Of or pertaining to the menses; as, menstrual discharges; the menstrual period.
  3. Of or pertaining to a menstruum. Bacon.

Webster 1913