As"ca*rid (#), n.; pl. Ascarides (#) or Ascarids. [NL. ascaris, fr. Gr. .] Zool.

A parasitic nematoid worm, espec. the roundworm, Ascaris lumbricoides, often occurring in the human intestine and allied species found in domestic animals; also commonly applied to the pinworm (Oxyuris), often troublesome to children and aged persons.

 

© Webster 1913.

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