n. 鸡皮疙瘩

[医] 鹅皮, 立毛状态

[ noun ]
reflex erection of hairs of the skin in response to cold or emotional stress or skin irritation
<noun.act>

Horripilation \Hor*rip`i*la"tion\, n. [L. horripilatio, fr.
horripilare to bristle; horrere to bristle + pilus the hair:
cf. F. horripilation.] (Med.)
A real or fancied bristling of the hair of the head or body,
resulting from disease, terror, chilliness, etc.