pinworm Hear it!

pinworm definition

pin·worm (pin′wʉrm′)

noun

any of various parasitic nematode worms, esp. a species (Enterobius vermicularis) often found in the human rectum and large intestine, esp. in children

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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