antimalarial

adjective

an·​ti·​ma·​lar·​i·​al

ˌan-tē-mə-ˈler-ē-əl,

ˌan-tī- 

: 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

Word History

First Known Use

1843, in the meaning defined above

Rhymes for antimalarial

• actuarial
• adversarial
• secretarial
• urticarial
• aerial
• areal
• ariel
• burial
• biserial
• filarial
• malarial
• subaerial

Kids 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

-ē-ə 

: serving to prevent, check, or cure malaria

antimalarial

2 of 2 noun

: an antimalarial drug