stomach worm

American

noun

a nematode, Haemonchus contortus, parasitic in the stomach of sheep, cattle, and related animals.

stomach worm British

noun

any of various nematode worms that are parasitic in the stomach of mammals, esp Haemonchus contortus, which infests sheep: family Trichostrongylidae

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of stomach worm

First recorded in 1640–50

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

“Here, sir,” Alyce said, handing the baby to his father, “no stomach worm, but a loud and lusty boy.”

From "The Midwife's Apprentice" by Karen Cushman

“We have seen barren woman give birth, stomach worm transformed to innocent babe, dragon defeated by a girl who appeared from nowhere!”

From "The Midwife's Apprentice" by Karen Cushman

Embryo of twisted stomach worm H�monchus contortus coiled on tip of grass blade 521 16.

From Special Report on Diseases of Cattle by United States. Bureau of Animal Industry

The same measures as recommended above for preventing infection with the twisted stomach worm should be used.

From Special Report on Diseases of Cattle by United States. Bureau of Animal Industry

Piece of lining of fourth stomach showing cysts of the encysted stomach worm Ostertatia ostertagi 523 18.

From Special Report on Diseases of Cattle by United States. Bureau of Animal Industry

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023