/ Dictionary / Index P philo-: Meaning and Definition of Find definitions for: philo- Pronunciation: [key] a combining form appearing in loanwords from Greek, where it meant “loving” (philology); on this model, used in the formation of compound words (philoprogenitive). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Philly Philoctetes Related Content Daily Word Quiz: endear Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language