资料来源 : pyDict
溶媒,溶剂
资料来源 : Webster's Revised Unabridged Dictionary (1913)
Menstruum \Men"stru*um\, n.; pl. E. {Menstruums}, L. {Menstrua}.
[L. menstruus. See {Menstruous}.]
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.
资料来源 : WordNet®
menstruum
n 1: (archaic) a solvent
2: the monthly discharge of blood from the uterus of
nonpregnant women from puberty to menopause; "the women
were sickly and subject to excessive menstruation"; "a
woman does not take the gout unless her menses be
stopped"--Hippocrates; "the semen begins to appear in
males and to be emitted at the same time of life that the
catamenia begin to flow in females"--Aristotle [syn: {menstruation},
{menses}, {catamenia}, {period}, {flow}]
[also: {menstrua} (pl)]