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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
Examples of roundworm in a Sentence
Recent Examples on the Web
The research was initially conducted in the tiny roundworm Caenorhabditis elegans, but the mechanism has since been found in the genes of humans and most other animals.
—Tanya Lewis, Scientific American, 7 Oct. 2024
From ‘oddity’ to fundamental discovery In their early work, the pair studied the genetic make-up of a tiny 1 millimeter-long roundworm, C. elegans.
—Christian Edwards, CNN, 7 Oct. 2024
The pair examined mutant genes in this roundworm, trying to better understand their function.
—Alexa Robles-Gil, Smithsonian Magazine, 7 Oct. 2024
The parasitic roundworm behind the infection, called Baylisascaris procyonis, spreads via eggs in raccoons feces.
—Beth Mole, Ars Technica, 20 Sep. 2024
See all Example Sentences for roundworm
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'roundworm.' 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
1558, in the meaning defined above
Articles Related to roundworm
Dictionary Entries Near roundworm
Cite this Entry
“Roundworm.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/roundworm. Accessed 24 Oct. 2024.
Kids Definition
roundworm
noun
round·worm
ˈrau̇n-ˌdwərm
: a nematode worm (as a hookworm)
also
: a related round-bodied worm without segments as compared to a flatworm
Medical Definition
roundworm
noun
round·worm
ˈrau̇n-ˌdwərm
: nematode
also
: a related round-bodied unsegmented worm (as an acanthocephalan) as distinguished from a flatworm
More from Merriam-Webster on roundworm
Nglish: Translation of roundworm for Spanish Speakers
Britannica.com: Encyclopedia article about roundworm
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