/ Dictionary / Index O Old Italian: Meaning and Definition of Find definitions for: Old' Ital'ian Pronunciation: [key] the Italian language of the 10th to the 14th centuries. Abbr.: OIt Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. oldish Old Kingdom Related Content Daily Word Quiz: pugilist Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language