Abaddon
Pronunciation : A*bad"don
Part of Speech : n.
Etymology : [Heb. abaddon destruction, abyss, fr. abad to be lost, to perish.]
Definition : 1. The destroyer, or angel of the bottomless pit; -- the same as Apollyon and Asmodeus.
2. Hell; the bottomless pit. [Poetic] In all her gates, Abaddon rues Thy bold attempt. Milton.
Source : Webster's Unabridged Dictionary, 1913