/ Dictionary / Index P Priscian: Meaning and Definition of Find definitions for: Pris•ci•an Pronunciation: (prish'ē-un, prish'un), [key] — n. fl.a.d.c500, Latin grammarian. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. prisage Priscilla Related Content Daily Word Quiz: cygnet Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language