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lead dioxide

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lead dioxide

[led]
–noun Chemistry.
a brown crystalline compound, PbO2, toxic, insoluble in water and alcohol, soluble in glacial acetic acid: used as an oxidizing agent, in lead-acid batteries, and in analytical chemistry.

Origin:
1900–05
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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lead dioxide   (lěd)   
n.  A poisonous brown crystalline compound, PbO2, used as an oxidizing agent in electrodes, batteries, and explosives.
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: lead dioxide
Function: noun
: a poisonous compound PbO2 used especially as an oxidizing agent and as an electrode in batteries
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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