Share this entry

pentachlorophenol Line breaks: penta|chloro|phe¦nol
Pronunciation: /ˌpɛntəˌklɔːrəʊˈfiːnɒl/

Definition of pentachlorophenol in English:


[mass noun] Chemistry
A colourless crystalline synthetic compound used in insecticides, fungicides, weedkillers, and wood preservatives.
Example sentences
  • To prevent the anti-sap stain, we used to put wood through the boric bath, to which pentachlorophenol and organochlorine were added for cosmetic reasons.
  • The dioxins in pentachlorophenol are toxic, causing health problems from severe skin rashes to liver damage and possible cancer.
  • Deregistering pentachlorophenol, a chemical used for treating timber in New Zealand, in 1991.

Definition of pentachlorophenol in:

Share this entry


What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.

Get more from Oxford Dictionaries

Subscribe to remove ads and access premium resources

Word of the day luxe
Pronunciation: ləks
expensive and of high quality; luxurious