/ Dictionary / Index E Escherichia coli*: Meaning and Definition of Find definitions for: Esch•e•rich•i•a co•li Pronunciation: (esh"u-rik'ē-u kō'lī), [key] — n. Bacteriol. a species of rod-shaped, facultatively anaerobic bacteria in the large intestine of humans and other animals, sometimes pathogenic. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Escher eschew Related Content Daily Word Quiz: cetacean Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language