mercuric oxide

noun Chemistry.
a slightly crystalline, water-soluble, poisonous compound, HgO, occurring as a coarse, orange-red powder (red mercuric oxide) or as a fine, orange-yellow powder (yellow mercuric oxide) used chiefly as a pigment in paints and as an antiseptic in pharmaceuticals.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source Link To mercuric oxide
Collins
World English Dictionary
mercuric oxide
 
n
Systematic name: mercury(II) oxide a soluble poisonous substance existing in red and yellow powdered forms: used as pigments. Formula: HgO

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
Example sentences
Explosion of mercuric oxide may occur with friction or application of heat.
Mercuric oxide button cells once were widely used in hearing aids but now are prohibited under federal law.
The two exceptions are mercuric oxide batteries and button cell batteries.
Copyright © 2014 Dictionary.com, LLC. All rights reserved.
  • Please Login or Sign Up to use the Recent Searches feature
FAVORITES
RECENT

;