A contagious, usually fatal disease of horses and other equine species, caused by the bacterium Pseudomonas mallei and symptomized by swollen lymph nodes, nasal discharge, and ulcers of the respiratory tract and skin. The disease is communicable to other mammals, including humans.
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.