/ Dictionary / Index P Petrópolis: Meaning and Definition of Find definitions for: Pe•tró•po•lis Pronunciation: (pi-trô'poo-lis), [key] — n. a city in SE Brazil, NE of Rio de Janeiro. 116,080. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Petropavlovsk-Kamchatski petropower Related Content Daily Word Quiz: careening Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language