/ Dictionary / Index P Ptolemy II: Meaning and Definition of Find definitions for: Ptolemy II Pronunciation: [key] (surnamed Philadelphus) 309?–247? b.c.,king of Egypt 285–247? (son of Ptolemy I). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Ptolemy I ptomaine 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