单词	roundworm
释义	roundworm noun round·​worm ˈrau̇nd-ˌwərm  : nematode also : a related round-bodied unsegmented worm (such as a spiny-headed worm) as distinguished from a flatworm Example Sentences Recent Examples on the Web Why such a high prevalence of roundworm and whipworm infections? Brian Handwerk, Smithsonian Magazine, 18 Aug. 2022 Doctors in Spain diagnosed a man with an unusual roundworm infection after watching an army of larvae writhe and slither under his skin, blanketing his whole body in an ever-shifting rash. Beth Mole, Ars Technica, 22 Apr. 2022 Sadly, adding soil won’t stop root knot nematodes, a parasitic roundworm. Nan Sterman, San Diego Union-Tribune, 2 Apr. 2022 That analysis revealed the presence of parasitic eggs from four different species: whipworm, beef/pork tapeworm, roundworm, and pinworm. Jennifer Ouellette, Ars Technica, 11 Feb. 2022 Predicting Behaviors From Connections About 35 years ago, the first full-brain wiring diagram was completed for the roundworm. Quanta Magazine, 6 Dec. 2021 In fact, the only species for which there is yet a comprehensive connectome is Caenorhabditis elegans, the humble roundworm. Quanta Magazine, 6 Dec. 2021 In 2008, David Raizen and his colleagues even reported sleep in Caenorhabditis elegans, the roundworm widely used as a model organism in biology laboratories. Quanta Magazine, 18 May 2021 Researchers have achieved astonishing results by tweaking the genome of the roundworm C. elegans, extending its life span nearly 10 times — the equivalent of a person’s living 1,000 years. New York Times, 28 Apr. 2021 See More Word History First Known Use 1558, in the meaning defined above Kids Definition roundworm noun round·​worm ˈrau̇nd-ˌwərm  : a worm that has a round body with no segments and is sometimes a serious parasite of people and animals Medical Definition roundworm noun round·​worm ˈrau̇n-ˌdwərm  : nematode also : a related round-bodied unsegmented worm (as an acanthocephalan) as distinguished from a flatworm
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