stomach worm
noun
1.
a nematode,
Haemonchus contortus,
parasitic in the stomach of sheep, cattle, and related animals.
Also called
twisted stomach worm
,
wireworm
.
Origin
1640-50
British Dictionary definitions for
stomach worm
stomach worm
noun
1.
any of various nematode worms that are parasitic in the stomach of mammals, esp
Haemonchus contortus,
which infests sheep: family
Trichostrongylidae