- any of various trematodes, as Fasciola hepatica, parasitic in the liver and bile ducts of domestic animals and humans.
Origin of liver fluke
First recorded in 1785–95
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for liver fluke
The liver-fluke is a flat, tongue-shaped, brownish worm about an inch long and about half as wide.
The creature is also known by the name of the liver-fluke, since it principally attacks this important organ in the animal.Cooley's Practical Receipts, Volume II
The tiny freshwater snail is the host of the juvenile stages of the liver-fluke of the sheep.The Outline of Science, Vol. 1 (of 4)
J. Arthur Thomson
Its cause is a small, flat worm—the liver-fluke—which infests the liver and bile-ducts of the affected sheep.The Vanishing Man
R. Austin Freeman
The history of the Liver-fluke is a most complicated example of alternation of generations.Stories of the Universe: Animal Life
- any of various parasitic flatworms, esp Fasciola hepatica, that inhabit the bile ducts of sheep, cattle, etc, and have a complex life cycle: class DigeneaSee also trematode