/ Dictionary / Index P Petrolina: Meaning and Definition of Find definitions for: Pe•tro•li•na Pronunciation: (pi-troo-lē'nä), [key] — n. a city in NE Brazil. 37,800. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. petroliferous petrology Related Content Daily Word Quiz: deleterious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language