menstruum [ men-stroo- uh m, -str uh m] Examples Word Origin noun, plural men·stru·ums, men·stru·a . [ men-stroo- uh, -str uh] /ˈmɛn stru ə, -strə/ a solvent. Origin of menstruum 1350–1400;
special use of
Middle English menstruum
monthly period <
(in L only plural
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for menstruum Historical Examples of menstruum
Brande resolved this resin into two others—one soluble in ether; the other insoluble in that
In that of the taverns and gin-shops the
menstruum is usually gin, or plain spirit reduced to a corresponding strength.
Free from grit, and wholly soluble in 20 parts of the
menstruum employed in its preparation, forming a nearly clear solution.
By this means every portion of the ingredients will be equally exposed to the action of the
To concentrate or strengthen a solution by the expulsion of some of the fluid matter that forms the
menstruum;—5. British Dictionary definitions for menstruum noun plural -struums or -strua ( -strʊə) obsolete a solvent, esp one used in the preparation of a drug a solid formulation of a drug Word Origin for menstruum
C17 (meaning: solvent), C14 (menstrual discharge): from Medieval Latin, from Latin
mēnstruus monthly, from mēnsis month; from an alchemical comparison between a base metal being transmuted into gold and the supposed action of the menses
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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A solvent, especially one used in extracting compounds from plant and animal tissues and preparing drugs.
The American Heritage® Stedman's Medical Dictionary
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