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单词 nematode
释义

nematode

noun

nem·​a·​tode ˈne-mə-ˌtōd How to pronounce nematode (audio)
ˈnē-
: 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

Example Sentences

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

Word History

Etymology

ultimately from Greek nēmat-, nēma

First Known Use

1865, in the meaning defined above

Medical Definition

nematode 1 of 2

adjective

nem·​a·​tode ˈnem-ə-ˌtōd How to pronounce nematode (audio)
: of or relating to the phylum Nematoda

nematode

2 of 2

noun

: any worm of the phylum Nematoda
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更新时间:2024/11/12 1:21:30