Hades three-headed guard dog Cerberus. The Etruscan god Aita and the Roman gods Dis Pater and Orcus were eventually taken as equivalent to Hades and merged into Pluto, a Latinization of Plouton (", Ploútōn"), itself a euphemistic title often given to Hades. The origin of Hades' name is uncertain, but has generally been seen as meaning "the unseen one" since antiquity. An extensive section of Plato's dialogue "Cratylus" is devoted to the etymology of the god's name, in which Socrates is arguing for a folk etymology not from "unseen" but from "his knowledge ("eidenai") of all noble things". Modern linguists have
Names of God in Christianity sense, the names of God are not human inventions, but have divine origin and are based on divine revelation. Veneration of the name of God goes back to the Old Testament, and as in , the Ten Commandments state: "You shall not make wrongful use of the name of the L your God". Christians teachings view this commandment as not simply an avoidance of the use of the name of God, but as a directive to exalt it, through both pious deeds and praise. In Christian teachings, the name of God is not simply a label, but involves divine mysteries