/ Dictionary / Index P Pilos: Meaning and Definition of Find definitions for: Pi•los Pronunciation: (pē'lôs), [key] — n. Greek name of Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. pilonidal pilose Related Content Daily Word Quiz: penchant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language