Nearby words
colombia, colombian, colombian gold, colombo, colon, colon bacillus, colonalgia, colonel, colonel blimp, colonelcy, colonia
Origin of colon bacillus
First recorded in 1905–10
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Medicine 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.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.