any of various nematodes, esp the pinworm
WordReference Random House Unabridged Dictionary of American English © 2025
thread•worm
(thred′wûrm′),USA pronunciation n.
- Invertebratesany of various nematode worms, esp. a pinworm.
- thread + worm 1795–1805
Collins Concise English Dictionary © HarperCollins Publishers::
'threadworm' also found in these entries (note: many are not synonyms or translations):