listeria[lis tir′ē ə]
listeria definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
any of a genus (Listeria, esp. L. monocytogenes) of small, Gram-positive, rod-shaped bacteria that cause listeriosis, sometimes found in dairy products and raw meat
Origin: after Joseph Lister
listeria definition by American Heritage Dictionary
The American Heritage® Dictionary of the English Language, 4th edition Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Any of various rod-shaped, gram-positive bacteria of the genus Listeria, which includes the causative agent of listeriosis.
Origin: New Latin Listeria, genus name, after Joseph Lister.
listeria - Medical Definition
A genus of aerobic parasitic bacteria containing small, coccoid, gram-positive rods that tend to form chains of three to five members. They are found in the feces of humans and other animals, on vegetation, and in silage.