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zinc oxide

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zinc oxide

–noun Chemistry, Pharmacology.
a white or yellowish-white, amorphous, odorless, water-insoluble powder, ZnO, used chiefly as a paint pigment, in cosmetics, dental cements, matches, white printing inks, and opaque glass, and in medicine in the treatment of skin conditions.
Also called flowers of zinc, zinc white.


Origin:
1840–50
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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zinc oxide  
n.  An amorphous white or yellowish powder, ZnO, used as a pigment, in compounding rubber, in the manufacture of plastics, and in pharmaceuticals and cosmetics. Also called Chinese white, zinc white.
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Medical Dictionary

Main Entry: zinc oxide
Function: noun
: a white solid ZnO used in pharmaceutical and cosmetic preparations (as ointments and powders)
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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Medical Dictionary

zinc oxide n.
An amorphous white or yellowish powder used as a pigment and in pharmaceuticals and cosmetics.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Science Dictionary
zinc oxide  
A white or yellowish powdery compound used in paints and in various medicines and skin cosmetics. Chemical formula: ZnO.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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