divinatory -
resembling or characteristic of a prophet or prophecy; "the high priest's divinatory pronouncement"; "mantic powers"; "a kind of sibylline book with ready and infallible answers to questions"
prophetic,
prophetical foretelling events as if by supernatural intervention; "prophetic writings"; "prophetic powers"; "words that proved prophetic"
divinatory -
based primarily on surmise rather than adequate evidence; "theories about the extinction of dinosaurs are still highly conjectural"; "the supposed reason for his absence"; "suppositious reconstructions of dead languages"; "hypothetical situation"