diviner

Noun

WordNet 3.0

someone who claims to discover hidden knowledge with the aid of supernatural powers

Diviner \Di*vin"er\, n.

1.One who professes divination; one who pretends to predict events, or to reveal occult things, by supernatural means. [1913 Webster]

The diviners have seen a lie, and have told false dreams; they comfort in vain.— Zech. x. 2.[1913 Webster]

2.A conjecture; a guesser; one who makes out occult things. --Locke. [1913 Webster]