chemoprevention
noun
che·mo·pre·ven·tion
ˌkē-mō-pri-ˈven(t)-shən 
: the use of chemical agents to prevent or slow the development of cancer
Examples of chemoprevention in a Sentence
Recent Examples on the Web
GiveWell cites a Cochrane Collaboration review of six randomized studies that found that malaria cases among young children fall by 73 percent due to seasonal chemoprevention campaigns.
—
Dylan Matthews, Vox, 3 Dec. 2024
There are also other interventions — including bed nets and chemoprevention — that can help reduce the risk of malaria.
—Andrew Joseph, STAT, 1 Aug. 2024
Controlling the spread of the disease requires multiple tactics, including chemoprevention, where children are treated with preventative malaria drugs during the rainy season when the mosquito populations are at their peak.
—Popular Science, 7 Jan. 2021
Individuals at especially high risk may be offered prophylactic interventions such as mastectomy or chemoprevention drugs like tamoxifen.
—Ashleen Knutsen, Discover Magazine, 11 Mar. 2019
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Dylan Matthews, Vox, 3 Dec. 2024
There are also other interventions — including bed nets and chemoprevention — that can help reduce the risk of malaria.
—Andrew Joseph, STAT, 1 Aug. 2024
Controlling the spread of the disease requires multiple tactics, including chemoprevention, where children are treated with preventative malaria drugs during the rainy season when the mosquito populations are at their peak.
—Popular Science, 7 Jan. 2021
Individuals at especially high risk may be offered prophylactic interventions such as mastectomy or chemoprevention drugs like tamoxifen.
—Ashleen Knutsen, Discover Magazine, 11 Mar. 2019
Cite this Entry
“Chemoprevention.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/chemoprevention. Accessed 30 Oct. 2025.
Copy CitationMedical Definition
chemoprevention
noun
che·mo·pre·ven·tion
-pri-ˈven-chən
: the use of chemical agents to prevent the development of cancer
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