frontlet

n. 额饰

front.let

n.（名词）
An ornament or a band worn on the forehead as a phylactery.
额饰：一种戴在前额做护身符用的装饰或穗带
The forehead of an animal.
动物前额
The forehead of a bird when of a different color or texture of plumage.
（鸟的）额：有不同颜色或不同质地的前额羽毛的鸟的前额
An ornamental border for a frontal.
额前饰带：带有装饰性边的额前饰物

来源：
Middle English
中古英语
from Old French frontelet [diminutive of] frontel [ornament worn on the forehead] * see frontal 2
源自 古法语 frontelet [] frontel的小后缀 [戴在前额上的装饰物] *参见 frontal2