Hypertext Webster Gateway: "threadworm"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Threadworm \Thread"worm`\, n. (Zo["o]l.)
Any long, slender nematode worm, especially the pinworm and
filaria.
From WordNet (r) 1.7 (wn)
threadworm
n : small threadlike worm infesting human intestines and rectum
especially in children [syn: {pinworm}, {Enterobius
vermicularis}]
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