Music.
a standard of pitch in which A above middle C is established at 435 vibrations per second. Also called French pitch, international pitch, low pitch .
Music.
a standard of pitch in which A above middle C is established at 435 vibrations per second. Also called French pitch, international pitch, low pitch .
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012