Category:Nematoidea

Nem`a*toi"de*a, n. pl. Etym: [nl., fr. gr. -oid.] (zoöl.)

Defn: an order of worms, having a long, round, and generally smooth Body; the roundworms. they are mostly parasites. Called also Nematodea, and nematoda.

Note: the trichina, stomach worm, and pinworm of man belong to this Group. See also vinegar eel, under vinegar, and gapeworm.