nematode

noun
nem·​a·​tode | \ ˈne-mə-ˌtōd How to pronounce nematode (audio) \

Definition of nematode

: any of a phylum (Nematoda or Nemata) of elongated cylindrical worms parasitic in animals or plants or free-living in soil or water

called also roundworm

Examples of nematode in a Sentence

Recent Examples on the Web Otherwise known as the nematode Angiostrongylus cantonensis, the rat lungworm is typically found in rodents. Bruce Y. Lee, Forbes, 2 July 2022 The worm in this case is Strongyloides stercoralis, a nematode or roundworm known to infect people. Beth Mole, Ars Technica, 22 Apr. 2022 The threat to beech trees comes from a slithering, worm-like nematode that originated in Japan. Peter Krouse, cleveland, 1 Apr. 2022 Hopefully, your new gardenia plants are grafted types with a nematode-resistant rootstock. Tom Maccubbin, orlandosentinel.com, 26 Feb. 2022 For example, the team observed parasites fastened to a fish’s tail and a nematode that had infiltrated a longhorn beetle. New York Times, 7 Jan. 2022 Getting the plants to grow locally starts with spring soil preparation, which includes finding a nematode-free site and enriching the ground with lots of organic matter and manure. Tom Maccubbin, orlandosentinel.com, 16 Oct. 2021 In the early nineties, research on C. elegans, a tiny nematode worm that resembles a fleck of lint, showed that a single gene mutation extended its life, and that another mutation blocked that extension. Margaret Talbot, The New Yorker, 11 Aug. 2021 In the early nineties, research on C. elegans, a tiny nematode worm that resembles a fleck of lint, showed that a single gene mutation extended its life, and that another mutation blocked that extension. Margaret Talbot, The New Yorker, 11 Aug. 2021 See More

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

First Known Use of nematode

1865, in the meaning defined above

History and Etymology for nematode

ultimately from Greek nēmat-, nēma

Learn More About nematode

Time Traveler for nematode

Time Traveler

The first known use of nematode was in 1865

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Dictionary Entries Near nematode

nematocyte

nematode

nematogen

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Statistics for nematode

Last Updated

8 Jul 2022

Cite this Entry

“Nematode.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/nematode. Accessed 10 Aug. 2022.

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More Definitions for nematode

nematode

adjective
nem·​a·​tode | \ ˈnem-ə-ˌtōd How to pronounce nematode (audio) \

Medical Definition of nematode

 (Entry 1 of 2)

: of or relating to the phylum Nematoda

nematode

noun

Medical Definition of nematode (Entry 2 of 2)

: any worm of the phylum Nematoda

More from Merriam-Webster on nematode

Britannica.com: Encyclopedia article about nematode

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