Demogorgon
Demogorgon (dē"mo*gôr*gon or dem"o*gôr*gon) , noun
[First mentioned by Lutatius, or Lactantius Placidus, the scholiast on Statius, perh. from Greek dai`mwn god, deity + gorgo`s fierce, terrible]
A mysterious, terrible, and evil divinity, regarded by some as the author of creation, by others as a great magician who was supposed to command the spirits of the lower world. See Gorgon.
Orcus and Ades, and the dreaded name
Of Demogorgon.