Category:Horripilation

Hor*rip`i*la"tion, n. Etym: [L. horripilatio, fr. horripilare to bristle; horrere to bristle + pilus the hair: cf. F. horripilation.] (Med.)

Defn: A real or fancied bristling of the hair of the head or body, resulting from disease, terror, chilliness, etc.