perfect fifth
musical interval spanning five staff positions and seven semitones, whose frequency ratio is approximately 3:2=1.5 (in equal temperament, ¹²√2⁷=1.498…)
en-US/pɚˈfɛkt ˈfɪθ/
en-GB/ˈpɜːfɪkt ˈfɪfθ/
musical interval spanning five staff positions and seven semitones, whose frequency ratio is approximately 3:2=1.5 (in equal temperament, ¹²√2⁷=1.498…)