cornet¹ ◙ noun 1. [Music] a brass instrument resembling a trumpet but shorter and wider, played chiefly in bands • [乐] 短号 a compound organ stop with a powerful treble sound • （可发出三重音调的）音栓 2. [Brit.] a cone-shaped wafer, especially one filled with ice cream • [英] 圆锥形薄脆饼；（尤指盛冰淇淋的）圆锥形蛋卷
【派生】
♦ cornetist noun 1. (也作 cornettist)
【语源】
1. late Middle English (originally denoting a wind instrument made of a horn): from Old French, diminutive of a variant of Latin cornu 'horn'cornet² ◙ noun 1. (chiefly historical)the fifth grade of commissioned officer in a cavalry troop, who carried the colours. It is still used in some British cavalry regiments for officers of the rank of second lieutenant • [主史] （骑兵的）掌旗官
【派生】
♦ cornetcy nounpl.-ies
【语源】
1. mid 16th cent.: from French cornette, diminutive of corne (originally a collective term), based on Latin cornua 'horns'. The word originally denoted a kind of woman's headdress, or a strip of lace hanging down from a headdress against the cheeks; later the pennon of a cavalry troop, hence the officer who carried the colours