/ Dictionary / Index C Columbian: Meaning and Definition of Find definitions for: Co•lum•bi•an Pronunciation: (ku-lum'bē-un), [key] — adj. pertaining to America or the United States. pertaining to Christopher Columbus. —n. a 16-point type of a size between English and great primer. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: columbian (Thesaurus) Columbia Heights columbic Related Content Daily Word Quiz: reclusive Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language