a bacterial species found in water, feces, and urine; it is an inhabitant of the normal intestine, but it may occur in alimentary infections and in infections of the urinary tract, gallbladder, middle ear, and meninges; it is the type species of the genus Citrobacter.
Citrobacter freundii
Microbiology A Citrobacter opportunistic pathogen Management Cephalothin, aminoglycosides