filariasis

noun

fil·​a·​ri·​a·​sis ˌfi-lə-ˈrī-ə-səs How to pronounce filariasis (audio)
plural filariases ˌfi-lə-ˈrī-ə-ˌsēz How to pronounce filariasis (audio)
: infestation with or disease caused by filariae

Examples of filariasis in a Sentence

Recent Examples on the Web
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Ancient foes Lymphatic filariasis and onchocerciasis are centuries-old afflictions. Philip Budge, The Conversation, 5 Mar. 2026 Brazil and Timor Leste eliminated lymphatic filariasis, the disfiguring parasite that causes a condition commonly known as elephantiasis. Gabrielle Emanuel, NPR, 30 Dec. 2024 Besides democracy promotion and conflict resolution, the center has also long been involved in several global health programs, including fighting Guinea worm, river blindness, trachoma, schistosomiasis, lymphatic filariasis and malaria. Tal Axelrod, ABC News, 29 Dec. 2024 See All Example Sentences for filariasis

Word History

Etymology

New Latin

First Known Use

1879, in the meaning defined above

Time Traveler
The first known use of filariasis was in 1879

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Cite this Entry

“Filariasis.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/filariasis. Accessed 5 Jul. 2026.

Medical Definition

filariasis

noun
fil·​a·​ri·​a·​sis
variants also filariosis
plural filariases also filarioses -ˌsēz How to pronounce filariasis (audio)
: infestation with or disease caused by filariae

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