/ Dictionary / Index D declive: Meaning and Definition of Find definitions for: de•clive Pronunciation: (di-klīv'), [key] — adj. Obs. declivous. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. declinometer declivitous Related Content Daily Word Quiz: gregarious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language