colon bacillus

[ koh-luh n ]
/ ˈkoʊ lən /

noun Bacteriology.

Origin of colon bacillus

First recorded in 1905–10

Words nearby colon bacillus

Medical definitions for colon bacillus

colon bacillus

n.

A rod-shaped bacterium, especially Escherichia coli, a generally nonpathogenic commensal found in all vertebrate intestinal tracts, but which can be virulent, causing diarrhea and other dysenteric symptoms. Its presence in water is an indicator of fecal contamination.