from Wiktionary, Creative Commons Attribution/Share-Alike License
- proper n. A fictional book of arcane and forbidden knowledge whose contents can drive a person mad.
Invented by H.P. Lovecraft; possibly from νεκρός (nekrós, "corpse"), νόμος (nómos, "law"), εικών (eikón, "image"): “An image of the law of the dead”. (Wiktionary)