/ Dictionary / Index W whole step: Meaning and Definition of Find definitions for: whole' step" Pronunciation: [key] — Music. Music. an interval of two semitones, as A-B or B-C♯; a major second. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. whole-souled wholetime Related Content Daily Word Quiz: philtrum Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language