roundworm

R1O1U1N1D2W4O1R1M3
US/ˈɹaʊndˌwɝm/UK/ˈɹaʊndˌwɜːm/

noun

An invertebrate animal of the phylum Nematoda and other similar phyla. Many species of roundworms are parasites.

Similar
nematodenematode worm
UncommonScrabble 15
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Meanings

nounroundworm (plural roundworms)

plural roundworms

  1. An invertebrate animal of the phylum Nematoda and other similar phyla. Many species of roundworms are parasites.

    Synonyms: nematode

Synonyms & antonyms

nounAn invertebrate animal of the phylum Nematoda and other similar phyla. Many species of roundworms are parasites.

Similar
nematode

More synonyms by meaning

noununsegmented worms with elongated rounded body pointed at both ends; mostly free-living but some are parasitic

Similar
nematodenematode worm
Broader
worm
Also see
longwormnematode

Synonym sets from Open English WordNet, CC BY 4.0.

Origin

From round + worm.

Full word history & related roots →
Cite this entry
APA

roundworm. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/roundworm

MLA

“roundworm.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/roundworm. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “roundworm,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/roundworm.

Source: roundworm on Wiktionary, CC BY-SA 4.0.