Entire loss; utter destruction; ruin; esp., the utter loss of the soul, or of final happiness in a future state; future misery or eternal death.

(Christianity) the abode of Satan and the forces of evil; where sinners suffer eternal punishment; "Hurl'd headlong...To bottomless perdition, there to dwell"- John Milton; "a demon from the depths of the pit"

state or place of everlasting misery and loss

Perdition is a controversial play by Jim Allen.

Loss of diminution.