(n) rod-shaped Gram-negative bacteria; most occur normally or pathogenically in intestines of humans and other animals, Syn.enterobacteria, entric, enterics
n. rod-shaped gram-negative bacteria of the family Enterobacteriaceae; most occur normally or pathogenically in intestines of humans and other animals; those of the genus Erwinia are found in plants. Syn. -- enteric bacteria, enterobacteria. [ WordNet 1.5 ]