Doomsday
Pronunciation : Dooms"day`
Part of Speech : n.
Etymology : [AS. d. See Doom, and Day.]
Definition : 1. A day of sentence or condemnation; day of death. "My body's doomsday." Shak.
2. The day of the final judgment. I could not tell till doomsday. Chaucer. Doomsday Book. See Domesday Book.
Source : Webster's Unabridged Dictionary, 1913