- any of several spherical bacteria of the genus Neisseria, certain species of which, as N. gonorrhoeae, are pathogenic for humans.
Origin of neisseria
< New Latin; after A.L.S. Neisser (1855–1916), German physician; see -ia
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- A genus of aerobic to facultatively anaerobic bacteria containing gram-negative cocci and including the causative agents of gonorrhea and meningitis.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.