noun Veterinary Pathology.
a disease of birds resembling Bright's disease in humans affecting especially domestic fowl, characterized by fever, sunken eyes, and shriveling of the skin of the wattles, shanks, and comb.
Origin of blue comb
First recorded in 1940–45
Also called x-disease.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019