follow Dictionary.com

Are yams and sweet potatoes the same?

zinc oxide

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.
Also called flowers of zinc, zinc white.
Origin
1840-1850
1840-50
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source
Examples from the web for zinc oxide
  • We've covered this catalyst before being used with zinc oxide, but this is the first demonstration with silicon.
  • Applying zinc oxide and moisturizer around the treated area can protect healthy skin.
  • Tips to prevent future outbreaks include applying a sunblock or lip balm containing zinc oxide to the lips when you're outdoors.
  • Topical antibiotics, saline or zinc oxide dressings, or cocoa butter or oil are also used depending on severity.
  • Rod was covered with stubble and silt from the river, and he had zinc oxide smeared all over his lips.
  • For recharging, the process is reversed: zinc oxide is converted back to zinc and oxygen is released at the air electrode.
  • For decades, sunscreen was whitish and opaque because of the properties of one of its chief ingredients, zinc oxide.
British Dictionary definitions for zinc oxide

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: ZnO Also 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
Cite This Source
zinc oxide in Medicine

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.
Cite This Source
zinc oxide in Science
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.
Cite This Source

Word of the Day

Difficulty index for zinc oxide

Few English speakers likely know this word

Word Value for zinc

15
17
Scrabble Words With Friends

Nearby words for zinc oxide