Nearby Words

menstruum

[men-stroo-uhm, -struhm]

men·stru·um

[men-stroo-uhm, -struhm]
noun, plural -stru·ums, -stru·a [-stroo-uh] .
a solvent.

Origin:
1350–1400; special use of Middle English menstruum monthly period < Medieval Latin (in L only plural mēnstrua occurs). See menstrual
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Based on the Random House Dictionary, © Random House, Inc. 2012.
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Menstruum is always a great word to know.
So is doohickey. Does it mean:
a screen or mat covered with a dark material for shielding a camera lens from excess light or glare.
a gadget; dingus; thingumbob.
Collins
World English Dictionary
menstruum (ˈmɛnstrʊəm)
 
n , pl -struums, -strua
1.  a solvent, esp one used in the preparation of a drug
2.  a solid formulation of a drug
 
[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 10th Edition
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American Heritage
Medical Dictionary

menstruum men·stru·um (měn'str&oomacr;-əm)
n. pl. men·stru·ums or men·stru·a (-str&oomacr;-ə)
A solvent, especially one used in extracting compounds from plant and animal tissues and preparing drugs.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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