D defs.my
Entry 1 sense Webster, 1913

Daymare

/(dā"mâr`)/ · Day·mare · IPA /ˈdeɪˌmɛɚ/
01 n. A kind of incubus which occurs during wakefulness, attended by the peculiar pressure on the chest which characterizes nightmare.
  1. 1.
    A kind of incubus which occurs during wakefulness, attended by the peculiar pressure on the chest which characterizes nightmare.(Med.)