[mass noun]a hard, typically green stone used for ornaments and implements and consisting of the minerals jadeite or nephrite 玉;翡翠,硬玉;软玉 ■[count noun]an ornament made of this 玉雕;玉制品 ■a light bluish-green 绿玉色的 [as modifier]a baggy jade T-shirt. 一件宽松的绿玉色T 恤。
语源
late 16th cent.: from French le jade (earlier l'ejade), from Spanish piedra de ijada stone of the flank (i.e. stone for colic, which it was believed to cure)