/ Dictionary / Index P Proclus: Meaning and Definition of Find definitions for: Pro•clus Pronunciation: (prō'klus, prok'lus), [key] — n. a.d.c411–485, Greek philosopher and theologian. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. proclivity proconsul Related Content Daily Word Quiz: crutiny Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language