In physics, sound is a vibration that typically propagates as an audible wave of pressure, through a transmission medium such as a gas, liquid or solid.
Sonorous metal blowing martial sounds, At which the universal host up sent A shout that tore hell's concave, and beyond Frighted the reign of Chaos and old Night.
John Milton, Paradise Lost (1667; 1674), Book I, line 540.
They say gravity is the centre of attraction ; I rather think that noise is. Nothing so soon assembles the inhabitants of a house as a loud and sudden noise:
Letitia Elizabeth Landon, The Book of Beauty, 1833 (1832), 'The Talisman'.
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