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pentachlorophenol

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pen⋅ta⋅chlo⋅ro⋅phe⋅nol

[pen-tuh-klawr-uh-fee-nawl, -nol, -klohr-]
–noun Chemistry.
a white, crystalline, water-insoluble powder, C6Cl5OH, used chiefly in fungicides, disinfectants, and wood preservatives.

Origin:
1875–80; penta- + chloro- 2 + phenol
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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pen·ta·chlo·ro·phe·nol   (pěn'tə-klôr'ə-fē'nōl', -nôl', -nŏl', -klōr'-)   
n.  A toxic white crystalline compound, C6Cl5OH, used in solution as a fungicide and wood preservative.
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: pen·ta·chlo·ro·phe·nol
Pronunciation: "pent-&-"klOr-&-'fE-"nOl, -"nol-, -"klor-, -fi-'
Function: noun
: a crystalline compound C6Cl5OH used especially as a wood preservative, insecticide, and herbicide called also PCP
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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