- A bacterium of the genus Yersinia.
- A genus of gram-negative parasitic bacteria of the family Enterobacteriaceae that cause various diseases in humans and animals.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Examples from the Web for yersinia
No, not Ebola, but rather infection with the dreaded bacterium, Yersinia pestis.Bubonic Plague Is Back (but It Never Really Left)
November 27, 2014