/ Dictionary / Index C coliphage: Meaning and Definition of Find definitions for: col•i•phage Pronunciation: (kol'u-fāj"), [key] — n. any bacteriophage that specifically infects the Escherichia coli bacterium. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: coliphage (Thesaurus) colinear coliseum Related Content Daily Word Quiz: blithesome Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language