toxaphene

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tox·a·phene

 (tŏk′sə-fēn′)
n.
A toxic solid polychlorinated camphene, having the approximate composition C10H10Cl8, used as an insecticide. It was banned from use in the United States in 1990 because it is a suspected carcinogen.

[tox(i)- + (c)a(m)phene.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

toxaphene

(ˈtɒksəˌfiːn)
n
(Elements & Compounds) an amber waxy solid with a pleasant pine odour, consisting of chlorinated terpenes, esp chlorinated camphene: used as an insecticide
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

tox•a•phene

(ˈtɒk səˌfin)

n.
an amber, waxy, water-insoluble solid whose principal constituent is chlorinated camphene, used as an insecticide and as a rodenticide.
[1945–50; tox- + (c) a (m) phene]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.