/ Dictionary / Index P Pisistratus: Meaning and Definition of Find definitions for: Pi•sis•tra•tus Pronunciation: (pī-sis'tru-tus, pi-), [key] — n. c605–527b.c.,tyrant of Athens 560–527 (father of Hipparchus and Hippias). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Pisistratidae pismire Related Content Daily Word Quiz: inutiae Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language