/ Dictionary / Index I imperfect rhyme: Meaning and Definition of Find definitions for: imper'fect rhyme' Pronunciation: [key] — Pros. Pros. See Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. imperfective imperfect stage Related Content Daily Word Quiz: spectral Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language