follow Dictionary.com

What is the X in X-mas?

pentachlorophenol

[pen-tuh-klawr-uh-fee-nawl, -nol, -klohr-] /ˌpɛn təˌklɔr əˈfi nɔl, -nɒl, -ˌkloʊr-/
noun, Chemistry
1.
a white, crystalline, water-insoluble powder, C 6 Cl 5 OH, used chiefly in fungicides, disinfectants, and wood preservatives.
Origin
1875-1880
1875-80; penta- + chloro-2 + phenol
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source
Examples from the web for pentachlorophenol
  • Pure pentachlorophenol exists as colorless crystals.
  • pentachlorophenol is a manufactured chemical not found naturally in the environment.
British Dictionary definitions for pentachlorophenol

pentachlorophenol

/ˌpɛntəˌklɔːrəˈfiːnɒl/
noun
1.
a white crystalline water-insoluble compound used as a fungicide, herbicide, and preservative for wood. Formula: C6Cl5OH
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

Word of the Day

Difficulty index for pentachlorophenol

Few English speakers likely know this word

Word Value for pentachlorophenol

0
34
Scrabble Words With Friends