/ Dictionary / Index L listeriosis: Meaning and Definition of Find definitions for: lis•te•ri•o•sis Pronunciation: (li-stēr"ē-ō'sis), [key] — pl. -ses a disease of wild and domestic mammals, birds, and occasionally of humans, caused by a bacterium, Listeria monocytogenes, and characterized by lack of control of movement, paralysis, fever, and monocytosis. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: listeriosis (Thesaurus) listeria Listerism Related Content Daily Word Quiz: deleterious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language