: serving to prevent, control, or cure malaria
antimalarial
noun
Examples of antimalarial in a Sentence
Recent Examples on the Web
There are prescription antimalarial drugs but, if not treated quickly, the disease can be life-threatening.
—
Sarah Fortinsky, The Hill, 19 Aug. 2025
Cinchona bark’s antimalarial properties were instrumental for the era’s colonizing superpowers.
—Sam Stone, Bon Appetit Magazine, 14 July 2025
Earlier in the pandemic, then-President Donald Trump had encouraged the use of both hydroxychloroquine, an antimalarial drug, and ivermectin, an antiparasitic medication, to treat the virus.
—Suzanne King, Kansas City Star, 13 May 2025
In the span of a few years, the agency spurred development of an antimalarial drug, a flu vaccine, techniques to produce penicillin at scale, and, less salubriously, the atomic bomb.
—Dhruv Khullar, The New Yorker, 9 Mar. 2025
See All Example Sentences for antimalarial
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Sarah Fortinsky, The Hill, 19 Aug. 2025
Cinchona bark’s antimalarial properties were instrumental for the era’s colonizing superpowers.
—Sam Stone, Bon Appetit Magazine, 14 July 2025
Earlier in the pandemic, then-President Donald Trump had encouraged the use of both hydroxychloroquine, an antimalarial drug, and ivermectin, an antiparasitic medication, to treat the virus.
—Suzanne King, Kansas City Star, 13 May 2025
In the span of a few years, the agency spurred development of an antimalarial drug, a flu vaccine, techniques to produce penicillin at scale, and, less salubriously, the atomic bomb.
—Dhruv Khullar, The New Yorker, 9 Mar. 2025
See All Example Sentences for antimalarial
Cite this Entry
“Antimalarial.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/antimalarial. Accessed 9 Sep. 2025.
Copy CitationKids Definition
antimalarial
adjective
an·ti·ma·lar·i·al
ˌant-i-mə-ˈler-ē-əl 
ˌan-ˌtī-
: serving to prevent, control, or cure malaria
antimalarial
noun
Medical Definition
antimalarial
1 of 2 adjective
an·ti·ma·lar·i·al
-mə-ˈler-ē-əl
variants
or antimalaria
: serving to prevent, check, or cure malaria
antimalarial
2 of 2 noun
: an antimalarial drug
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