carcinogen
noun
car·cin·o·gen
kär-ˈsi-nə-jən 
ˈkär-sə-nə-ˌjen
ˈkär-sə-nə-ˌjen
: a substance or agent causing cancer
Examples of carcinogen in a Sentence
Cigarette smoke contains known carcinogens.
Recent Examples on the Web
Both agencies are at odds with the International Agency for Research on Cancer, which classifies it as a probable carcinogen.
—
John Klar, Baltimore Sun, 27 Apr. 2025
Yet, potassium bromate is also classified as a possible human carcinogen.
—Jesse Pines, Forbes.com, 23 Apr. 2025
Because many of these meats are known to contain carcinogens (cancer-causing substances), eating a large amount increases your cancer risk.
—Carrie Madormo, Rn, Mph, Verywell Health, 21 Apr. 2025
Gas cooking emits toxic chemicals like benzene, a carcinogen, and nitrogen dioxide, a respiratory irritant that can exacerbate asthma, cardiopulmonary disease and other conditions.
—Rachel Nuwer, New York Times, 7 Apr. 2025
See All Example Sentences for carcinogen
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John Klar, Baltimore Sun, 27 Apr. 2025
Yet, potassium bromate is also classified as a possible human carcinogen.
—Jesse Pines, Forbes.com, 23 Apr. 2025
Because many of these meats are known to contain carcinogens (cancer-causing substances), eating a large amount increases your cancer risk.
—Carrie Madormo, Rn, Mph, Verywell Health, 21 Apr. 2025
Gas cooking emits toxic chemicals like benzene, a carcinogen, and nitrogen dioxide, a respiratory irritant that can exacerbate asthma, cardiopulmonary disease and other conditions.
—Rachel Nuwer, New York Times, 7 Apr. 2025
See All Example Sentences for carcinogen
Cite this Entry
“Carcinogen.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/carcinogen. Accessed 3 May. 2025.
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Medical Definition
carcinogen
noun
car·cin·o·gen
kär-ˈsin-ə-jən
ˈkärs-ᵊn-ə-ˌjen
ˈkärs-ᵊn-ə-ˌjen
: a substance or agent causing cancer
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