cornett

noun
variants: or cornetto or less commonly cornet
plural cornetts or cornettos also cornets

Definition of cornett

1 : a usually treble wind instrument used especially for church choral music of the 16th and 17th centuries with a cup mouthpiece, a straight or slightly curved tapering leather-covered wooden or ivory body with no flare, and seven finger holes

called also zink, zinke

2 Cornett plural Cornetts : an organ reed stop of 2′ pitch or 4′ pitch imitating the cornett