/ Dictionary / Index A Arabia Petraea: Meaning and Definition of Find definitions for: Ara'bia Pe•trae'a Pronunciation: (pi-trē'u), [key] an ancient division of Arabia, in the NW part. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Arabian Sea Arabic Related Content Daily Word Quiz: cautious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language