/ Dictionary / Index P petrodollars: Meaning and Definition of Find definitions for: pet•ro•dol•lars Pronunciation: (pe'trō-dol"urz), [key] — n.pl. surplus revenues in dollars accumulated by petroleum-exporting countries, as those of the Middle East, esp. when then used for foreign loans or investments. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. petrochemistry petrog. Related Content Daily Word Quiz: mamba Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language