Nematoda

Nem`a`to´da

prop. n. p

1.

(Zool.) A phylum of worms, having a long, round, and generally smooth body; the roundworms. They are mostly parasites, in plants and animals, but some are free-living in soil or water. Also called Nematoidea.

Thesaurus

Noun

1.

Nematoda - unsegmented worms: roundworms; threadworms; eelworms Aschelminthes, phylum Aschelminthes, phylum Nematoda animal kingdom, Animalia, kingdom Animalia - taxonomic kingdom comprising all living or extinct animals helminth, parasitic worm - worm that is parasitic on the intestines of vertebrates especially roundworms and tapeworms and flukes Aphasmidia, class Aphasmidia - one of two subgroups of Nematoda used in some classification systems class Phasmidia, Phasmidia - one of two subgroups of Nematoda used in some classification systems nematode, nematode worm, roundworm - unsegmented worms with elongated rounded body pointed at both ends; mostly free-living but some are parasitic Ascaridae, family Ascaridae - large roundworms parasitic in intestines of vertebrates family Oxyuridae, Oxyuridae - pinworms Cephalobidae, family Cephalobidae - a family of Nematoda family Tylenchidae, Tylenchidae - a family of Nematoda Ancylostomatidae, family Ancylostomatidae - hookworms family Filariidae, Filariidae - threadlike roundworms Dracunculidae, family Dracunculidae - greatly elongated roundworm phylum - (biology) the major taxonomic group of animals and plants; contains classes