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/ 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. 2019
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.
By this means every portion of the ingredients will be equally exposed to the action of the
Free from grit, and wholly soluble in 20 parts of the
menstruum employed in its preparation, forming a nearly clear solution.
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
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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n. pl. men•stru•ums 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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