'Menstrual' definitions:

Definition of 'menstrual'

From: WordNet
adjective
Of or relating to menstruation or the menses; "menstrual period" [syn: menstrual, catamenial]

Definition of 'Menstrual'

From: GCIDE
  • Menstrual \Men"stru*al\, a. [L. menstrualis: cf. F. menstruel. See Menstruous.]
  • 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. [1913 Webster]
  • 2. Of or pertaining to the menses; as, menstrual discharges; the menstrual period. [1913 Webster]
  • 3. Of or pertaining to a menstruum. --Bacon. [1913 Webster]