ABADDON
It means "destruction" in Hebrew.
It is used in Jb. 26:6 and Pr. 15:11 as the equivalent of sheol or death. In Rev. 9:11 it appears as the angel of the abyss, which in its Greek translation is Apollyon, "destroyer".
Meaning of ABADDON
Used in Jb. 26:6 and Pr. 15:11 as equivalent to sheol or death. In Rev. 9:11 he appears as the angel of the bottomless pit