any parasitic roundworm of the genus Ascaris, found in the human small intestine and causing colic and diarrhea.
- Also ascarid.
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How to use ascaris in a sentence
A slightly more complicated metamorphosis is common in the genera ascaris and Strongylus.The Works of Francis Maitland Balfour, Volume II (of 4) | Francis Maitland Balfour
In the author's opinion, the most frequent causes of this complaint in puppies are round-worms (ascaris marginata).Sporting Dogs | Frank Townend Barton
ascaris cephaloptera, Rudolphi.Diaphanocephalus viper, Rudolphi.The Snakes of Europe | G. A. Boulenger
A species of ascaris and a Trichosoma (T. entomelas) are not uncommon in the intestines.Parasites | T. Spencer Cobbold
This bird was also infested by Spiroptera crassicauda and ascaris dispar.Parasites | T. Spencer Cobbold