/ Dictionary / Index P phono: Meaning and Definition of Find definitions for: pho•no Pronunciation: (fō'nō), [key] — pl. -nos. phonograph. phono- Pronunciation: [key] a combining form meaning “sound,” “voice,” used in the formation of compound words: phonology. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. phonics phonocardiogram Related Content Daily Word Quiz: eureka Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language