lumpy jaw

noun

, Pathology, Veterinary Pathology.

1. actinomycosis.

lumpy jaw

noun

1. vet science a nontechnical name for actinomycosis

Word History and Origins

Origin of lumpy jaw¹

An Americanism dating back to 1885–90

Example Sentences

Noticing that some tumors afflicting horses and cattle occasionally disappeared spontaneously, he injected horses with Actinomyces bovis, the bacterium that causes a condition called “lumpy jaw.”

From Washington Post

There are some diseases, as, for instance, Texas fever and rabies, which are caused by a minute animal parasite known as protozoa, while others again, like lumpy jaw and aspergillosis, are caused by fungi.

From Project Gutenberg

Young cattle that are replacing and erupting their teeth are most prone to "lumpy jaw."

From Project Gutenberg

Some of my cows have hard lumps on their jaws, or lumpy jaw.

From Project Gutenberg

In the United States, where the disease is known as "lumpy jaw" the jawbone is commonly affected.

From Project Gutenberg