/ Dictionary / Index D dissimilar: Meaning and Definition of Find definitions for: dis•sim•i•lar Pronunciation: (di-sim'u-lur, dis-sim'-), [key] — adj. not similar; unlike; different. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: dissimilar (Thesaurus) dissilient dissimilarity Related Content Daily Word Quiz: morose Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language