NCIt definition : A species of nonmotile, aerobic, catalase-negative, asaccharolytic, oxidase-positive,
urea-negative, gram-negative coccobacillus bacterium in the family Neisseriaceae.
It is found in the oral bacterial flora of the human pharynx and throat. In rare cases
N. elongata is a causative agent of bacterial endocarditis.;
Alternative definition : CDISC: Any bacterial organism that can be assigned to the species Neisseria elongata.;