lung·​worm ˈləŋ-ˌwərm How to pronounce lungworm (audio)
: any of various nematodes that infest the lungs and air passages of mammals

Examples of lungworm in a Sentence

Recent Examples on the Web Rat lungworm was first identified in Asia and is prevalent in Southeast Asia and tropical Pacific islands, per the CDC. Will Sullivan, Smithsonian Magazine, 29 Sep. 2023 The lungworm cannot pass from person to person, and fish do not spread it. Will Sullivan, Smithsonian Magazine, 29 Sep. 2023 According to the Centers for Disease Control and Prevention, the snails can carry the rat lungworm parasite, which is known to cause parasitic meningitis in people who eat raw or undercooked snails. USA TODAY, 1 July 2023 In addition to damaging local ecosystems, the sizable snail is known to transmit a rat lungworm parasite that can cause meningitis in humans. Meghan Overdeep, Southern Living, 22 June 2023 Beyond property damage, the massive snails can also carry rat lungworm, a parasite that causes eosinophilic meningitis in humans and livestock. Averi Kremposky, Peoplemag, 21 June 2023 Survival of the feces: Does a nematode lungworm adaptively manipulate the behavior of its cane toad host? Christie Wilcox, Discover Magazine, 28 Apr. 2018 Giant African land snails can carry a parasite called rat lungworm, known to cause meningitis in humans and livestock, according to the U.S. Department of Agriculture. Saleen Martin, USA TODAY, 1 July 2022 There's no reason to initially suspect centipedes would host rat lungworm. Christie Wilcox, Discover Magazine, 30 July 2018 See More

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'lungworm.' 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

1882, in the meaning defined above

Time Traveler
The first known use of lungworm was in 1882

Dictionary Entries Near lungworm

Cite this Entry

“Lungworm.” Dictionary, Merriam-Webster, Accessed 10 Dec. 2023.

Medical Definition


lung·​worm -ˌwərm How to pronounce lungworm (audio)
: any of various nematodes especially of the family Metastrongylidae that infest the lungs and air passages of mammals: as
: a nematode of the genus Dictyocaulus
: a lungworm of the genus Metastrongylus (M. apri synonym M. elongatus) that infests swine and causes bronchitis

More from Merriam-Webster on lungworm

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