/ Dictionary / Index P phonetic alphabet: Meaning and Definition of Find definitions for: phonet'ic al'phabet Pronunciation: [key] an alphabet containing a separate character for each distinguishable speech sound. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. phonetic phonetician Related Content Daily Word Quiz: fervor Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language