Shigella

n. any of several varieties of rod-shaped bacteria which inhabit the intestinal tract and cause dysentery (Biology)

This article is about the bacteria. For the disease, see shigellosis Shigella is a genus of Gram-negative, non-motile, non-spore forming rod-shaped bacteria closely related to Escherichia coli and Salmonella. The causative agent of human shigellosis, Shigella also cause disease in other primates, but not in other mammals.
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Shigella /Shi·gel·la/ a genus of gram-negative bacteria which cause dysentery. They are separated into four species on the basis of biochemical [more]Shigella - Community and Resources

Noun
1. rod-shaped gram-negative enterobacteria; some are pathogenic for warm-blooded animals; can be used as a bioweapon
(hypernym) enteric bacteria, enterobacteria, enterics
(hyponym) shiga bacillus, Shigella dysentariae
(member-holonym) genus Shigella