heptachlor

noun

hep·​ta·​chlor ˈhep-tə-ˌklȯr How to pronounce heptachlor (audio)
: a cyclodiene chlorinated hydrocarbon pesticide C10H5Cl7 that causes liver disease in animals and is a suspected human carcinogen

Word History

Etymology

hepta- + chlorine

First Known Use

1949, in the meaning defined above

Time Traveler
The first known use of heptachlor was in 1949

Dictionary Entries Near heptachlor

Cite this Entry

“Heptachlor.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/heptachlor. Accessed 26 Jan. 2023.

Medical Definition

heptachlor

noun
: a persistent cyclodiene chlorinated hydrocarbon pesticide C10H5Cl7 that causes liver disease in animals and is a suspected human carcinogen
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