echinococcosis

noun

: infestation with or disease caused by an echinococcus

Examples of echinococcosis in a Sentence

Recent Examples on the Web
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With cystic echinococcosis, cysts often develop in the liver and lungs. — Shiv Sudhakar, FOXNews.com, 15 June 2026 Meet the fox tapeworm The new study is a retrospective one, in which a group of doctors in Switzerland examined medical records of 334 patients who developed the disease alveolar echinococcosis (AE) over a 50-year span (1973–2022). — ArsTechnica, 23 Apr. 2025 Echinococcus worms, which are tiny tapeworms, can cause an illness called echinococcosis. — Korin Miller, SELF, 2 Aug. 2018 Present situation of echinococcosis in the Middle East and Arabic North Africa. — Rebecca Kreston, Discover Magazine, 26 Jan. 2012

Word History

Etymology

echinococcus + -osis

First Known Use

1900, in the meaning defined above

Time Traveler
The first known use of echinococcosis was in 1900

Browse Nearby Words

Cite this Entry

“Echinococcosis.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/echinococcosis. Accessed 30 Sep. 2026.

Medical Definition

echinococcosis

noun
: infestation with or disease caused by a tapeworm of the genus Echinococcus
especially : hydatid disease

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