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  • Word comparison: whole step vs. half step

whole step vs. half step

whole step

noun

Music.

  1. an interval of two semitones, as A-B or B-C♯; a major second.

half step

noun

  1. Music.,  semitone.

  2. Military.,  a step 15 inches (38 centimeters) long in quick time and 18 inches (46 centimeters) long in double time.