English-Thai Dictionary
menstruum
N ตัว ละลาย ของเหลว ที่ เป็น สารละลาย
Webster's 1828 Dictionary
MENSTRUUM
n.plu. menstruums. [from L. mensis, month. The use of this word is supposed to have originated in some notion of the old chimists, about the influence of the moon in the preparation of dissolvents. Johnson. ] A dissolvent or solvent; any fluid or subtilized substance which dissolves a solid body.
All liquors are called menstruums which are used as dissolvents, or to extract the virtues of ingredients by infusion or decoction.
Inquire what is the proper menstruum to dissolve a metal.
Webster's 1913 Dictionary
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.
New American Oxford Dictionary
menstruum
men stru um |ˈmenstr (o͞o )əm ˈmɛnstrəwəm | ▶noun ( pl. menstrua |-str (o͞o )ə | ) 1 menses. 2 ( pl. also menstruums ) archaic a solvent. ORIGIN late Middle English ( sense 1 ): from Latin, neuter of menstruus ‘monthly, ’ from mensis ‘month. ’ Sense 2 .
Oxford Dictionary
menstruum
menstruum |ˈmɛnstrʊəm | ▶noun ( pl. menstrua |-strʊə | ) 1 [ mass noun ] menses. 2 archaic a solvent. ORIGIN late Middle English (in sense 1 ): from Latin, neuter of menstruus ‘monthly ’, from mensis ‘month ’. Sense 2 is by analogy of the supposed agency of a solvent in the transmutation of metals into gold with the supposed action of menses on the ovum .
Duden Dictionary
Menstruum
Mens t ru um , Mens tru um Substantiv, Neutrum , das |M e nstruum |das Menstruum; Genitiv: des Menstruums, Plural: die Menstrua pharmazeutisches Lösungs - und Extraktionsmittel
The Wordsmith Dictionary