de·​worm | \ (ˌ)dē-ˈwərm How to pronounce deworm (audio) \
dewormed; deworming; deworms

Definition of deworm

transitive verb

: to rid of worms : worm sense 4 deworm a dog

Other Words from deworm

dewormer \ (ˌ)dē-​ˈwər-​mər How to pronounce deworm (audio) \ noun

Examples of deworm in a Sentence

Recent Examples on the Web Ivermectin is used to treat parasites such as worms and lice in humans and it is also used by veterinarians to deworm large animals. Alaa Elassar, CNN, 24 Dec. 2021 Bowden promoted ivermectin, a drug generally used to deworm animals, as a treatment for Covid several times on her Twitter account, despite public health officials warning against it. Marlene Lenthang, NBC News, 15 Nov. 2021 Ivermectin, a drug generally used to deworm animals, has become a popular but unproven medication to treat Covid among some who oppose vaccinations. NBC News, 5 Nov. 2021 Many have been ingesting the livestock version of the medication used to deworm large animals like horses, causing calls to poison control centers in Texas and nationwide to soar. Timothy Fanning, San Antonio Express-News, 16 Sep. 2021 Some versions of ivermectin are also used to deworm livestock. Jordan Moreau, Variety, 13 Sep. 2021 The anti-parasitic drug, commonly used to deworm horses, cows and other livestock, has been controversially touted as a preventative and treatment for COVID, particularly among those who remain skeptical about the vaccine. Melissa Hernandez, Los Angeles Times, 11 Sep. 2021 Ivermectin was originally developed to deworm livestock animals before doctors began using it against parasitic diseases among humans. Cameron Knight, The Enquirer, 3 Sep. 2021 Ivermectin is a drug primarily used to deworm animals and has become the latest false cure for Covid-19. NBC News, 1 Sep. 2021 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'deworm.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of deworm

1926, in the meaning defined above

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Dictionary Entries Near deworm



dew plant

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Cite this Entry

“Deworm.” Dictionary, Merriam-Webster, Accessed 19 May. 2022.

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More Definitions for deworm


transitive verb
de·​worm | \ (ˈ)dē-ˈwərm How to pronounce deworm (audio) \

Medical Definition of deworm

: to rid (as a dog) of worms : worm


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