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zinc oxide

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noun Chemistry, Pharmacology.
  1. 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.

Origin of zinc oxide

First recorded in 1840–50
Also called flowers of zinc, zinc white.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for zinc white

zinc white

noun
  1. another name for Chinese white

zinc oxide

noun
  1. a white insoluble powder used as a pigment in paints (zinc white or Chinese white), cosmetics, glass, and printing inks. It is an antiseptic and astringent and is used in making zinc ointment. Formula: ZnOAlso called: flowers of zinc, philosopher's wool
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

zinc white in Medicine

zinc oxide

n.
  1. 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.

zinc white in Science

zinc oxide

  1. 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 © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.