carcinogenic

adjective

car·​ci·​no·​gen·​ic ˌkär-sə-nō-ˈje-nik How to pronounce carcinogenic (audio)
: producing or tending to produce cancer
a carcinogenic substance/compound/chemical
a chemical that has been found to have carcinogenic effects
Removing the carcinogenic mineral—used for years as a pipe and tank insulator—is a highly regulated process …Jefferson Kolle
carcinogenically adverb
The plant derivatives … are less carcinogenically active than those from the fossil fuels. Peter Bernfeld
carcinogenicity noun
The scientist, Dr. Bruce Ames, of the University of California at Berkeley, was the developer of the most widely used rapid laboratory test … for detecting the probable carcinogenicity of chemicals. Philip M. Boffey

Did you know?

It sometimes seems as if the list of carcinogenic substances gets longer every day. A substance such as a food additive that's been in common use for years may unexpectedly show signs of being carcinogenic in laboratory experiments. When that happens, the suspected carcinogen will often have to be withdrawn from the market. When a building material like asbestos turns out to be a carcinogen, it may also have to be physically removed from buildings. English has hundreds of other scientific words ending in -genic (such as allergenic), and in almost all of them the ending means "causing".

Examples of carcinogenic in a Sentence

Recent Examples on the Web
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Multiple food dyes have been shown in animal studies to be carcinogenic. Nicholas Florko, The Atlantic, 1 Feb. 2025 Kennedy touted the importance of studying and regulating carcinogenic toxins in the environment, drawing from his decades of experience as an environmental lawyer advocating for clean waterways. Claire Bugos, Verywell Health, 31 Jan. 2025 While researchers haven’t yet established a direct link between Red 3 and cancer in people, substantial evidence from animal studies points to its carcinogenic potential. Lorne J. Hofseth, The Conversation, 23 Jan. 2025 Some of the earliest calls for Red No. 3’s removal date back to the 1980s, when a research study indicated the synthetic could be carcinogenic in rats after ingesting it in large enough amounts. Andrew Paul, Popular Science, 15 Jan. 2025 See all Example Sentences for carcinogenic 

Word History

First Known Use

1916, in the meaning defined above

Time Traveler
The first known use of carcinogenic was in 1916

Dictionary Entries Near carcinogenic

Cite this Entry

“Carcinogenic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/carcinogenic. Accessed 9 Feb. 2025.

Medical Definition

carcinogenic

adjective
car·​ci·​no·​gen·​ic ˌkärs-ᵊn-ō-ˈjen-ik How to pronounce carcinogenic (audio)
: producing or tending to produce cancer
the carcinogenic action of certain chemicalsThe Journal of the American Medical Association
carcinogenically adverb
carcinogenicity noun
plural carcinogenicities

More from Merriam-Webster on carcinogenic

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