infernal region

Noun

• (religion) the world of the dead
  • No one goes to Hades with all his immense wealth-Theognis
    

• (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
    
  • Hell is paved with good intentions-Dr. Johnson
    

Related words

• Synonyms: 
  Hell , Hades , netherworld , Scheol , underworld , perdition , Inferno , nether region , pit