Defn: The discharge of the menses; also, the state or the period of menstruating.
MENSTRUE
Men"strue, n. Etym: [Cf. F. menstrues. See Menstruous.]
Defn: The menstrual flux; menses. [Obs.]
MENSTRUOUS
Men"stru*ous, a. Etym: [L. menstruus, fr. mensis month. Cf.
Menstruum.]
1. Having the monthly flow or discharge; menstruating.
2. Of or pertaining tj the monthly flow; catamenial.
MENSTRUUM
Men"stru*um, n.; pl. E. Menstruums, L. Menstrua. Etym: [L. menstruus.
See Menstruous.]
Defn: Any substance which dissolves a solid body; a solvent.
The proper menstruum to dissolve metal. Bacon.
All liquors are called menstruums which are used as dissolvents, or
to extract the virtues of ingredients by infusion or decoction.
Quincy.
Note: The use is supposed to have originated in some notion of the old chemists about the influence of the moon in the preparation of dissolvents. Johnson.
MENSURABILITY
Men`su*ra*bil"i*ty, n. Etym: [Cf. F. mensurabilité.]