from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Any of various parasitic nematode worms that infest the stomachs of animals, especially Haemonchus contortus, a parasite of sheep and other ruminants.
from the GNU version of the Collaborative International Dictionary of English
- n. the common roundworm (Ascaris lumbricoides) found in the human intestine, and rarely in the stomach.
Sorry, no etymologies found.