ˌan-tī- How to pronounce antimalarial (audio)
: serving to prevent, control, or cure malaria
antimalarial noun

Examples of antimalarial in a Sentence

Recent Examples on the Web Even speculation that the antimalarial hydroxychloroquine might be useful in the treatment of COVID-19 caused a shortage of the drug for patients with rheumatoid arthritis and lupus, who depend on it for their daily well-being. Michael T. Osterholm, Foreign Affairs, 9 June 2020 Antimalarials Used to treat malaria as well as rheumatoid arthritis and lupus, antimalarial drugs are known to induce and aggravate psoriasis. Maureen Salamon, Verywell Health, 10 Apr. 2024 Many patients take chemotherapy and antimalarial medications off-label to control symptoms, often with serious side effects. Lauren Lee, CNN, 9 May 2023 Ahram also cites lithium, antimalarial medication, and beta blockers as potential triggers. Leah Prinzivalli, Allure, 1 Dec. 2023 Lastly, due to misuse and overuse of common antimalarial medications, such as artemisinin, antimicrobial resistance has become a major problem in many regions of the world. Rajiv Chowdhury, The Conversation, 30 June 2023 Warnings and Interactions Gold therapy should not be taken alongside other DMARDs, biologics, or antimalarial drugs as harmful interactions may occur. Carol Eustice, Verywell Health, 8 Dec. 2023 Hydroxychloroquine is an antimalarial drug that is used for some rheumatic conditions, such as systemic lupus, and for some less-common types of hair loss (called scarring alopecias). Dr. Keith Roach, oregonlive, 8 Aug. 2023 But like other pathogens, the CDC says certain strains are becoming resistant to the first line of defense drugs – chloroquine – and other common antimalarial drugs. Adrianna Rodriguez, USA TODAY, 19 July 2023

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'antimalarial.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1843, in the meaning defined above

Time Traveler
The first known use of antimalarial was in 1843

Dictionary Entries Near antimalarial

Cite this Entry

“Antimalarial.” Dictionary, Merriam-Webster, Accessed 19 Jun. 2024.

Kids Definition


an·​ti·​ma·​lar·​i·​al ˌant-i-mə-ˈler-ē-əl How to pronounce antimalarial (audio)
: serving to prevent, control, or cure malaria
antimalarial noun

Medical Definition


1 of 2 adjective
an·​ti·​ma·​lar·​i·​al -mə-ˈler-ē-əl How to pronounce antimalarial (audio)
variants or antimalaria
: serving to prevent, check, or cure malaria


2 of 2 noun
: an antimalarial drug
Last Updated: - Updated example sentences
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