Cornet-\'85-piston

02324 Cor"net-\'85-pis`ton (k?r"n?t-?-p?s"t?n; F. k?r`n?`?p?s`t?n"), n.; pl. Cornets-\'85-piston. [F.] (Mus.) A brass wind instrument, like the trumpet, furnished with valves moved by small pistons or sliding rods; a cornopean; a cornet.