/ Dictionary / Index R ripen: Meaning and Definition of Find definitions for: rip•en Pronunciation: (rī'pun), [key] — v.t., v.i. to make or become ripe. to bring or come to maturity, the proper condition, etc.; mature. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: ripen (Thesaurus) ripe ripe rot Related Content Daily Word Quiz: vertigo Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language