tempera
/ˈtempərə/noun
mass noun
1- a method of painting with pigments dispersed in an emulsion miscible with water, typically egg yolk. The method was used in Europe for fine painting, mainly on wood panels, from the 12th or early 13th century until the 15th, when it began to give way to oils.丹配拉画法, 蛋彩画法（用蛋黄调和的鸡蛋水胶颜料画法, 从12世纪或13世纪初起在欧洲用于精细绘画, 主要是板画, 15世纪后开始被油画所取代）。
1.1
- emulsion used in this method of painting丹配拉画颜料, 蛋彩画颜料。
词源
mid 19th cent.: from Italian, in the phrase pingere a tempera 'paint in distemper'.