noun Veterinary Pathology. a disease chiefly of sheep and cattle, characterized by sluggishness, weight loss, and local damage to the liver, caused by infection from the liver fluke. Also called distomatosis, fascioliasis, liver fluke disease .

What is a liver rot?

Medical Definition of liver rot

: a disease that is caused by liver flukes especially in sheep and cattle and is marked by sluggishness, anemia, and wasting and by great local damage to the liver — see distomatosis — compare black disease.

Which parasite is responsible for liver rot?

Fascioliasis is a parasitic infection typically caused by Fasciola hepatica, which is also known as “the common liver fluke” or “the sheep liver fluke.” A related parasite, Fasciola gigantica, also can infect people.