DIVINATORY
conjectural, divinatory, hypothetical, hypothetic, supposed, suppositional, suppositious, supposititious
(adjective) 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”
divinatory, mantic, sibylline, sibyllic, vatic, vatical
(adjective) 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”
Source: WordNet® 3.1
Adjective
divinatory (not comparable)
Pertaining to divination.
Source: Wiktionary
Di*vin"a*to*ry, a. Etym: [Cf. F. divinatoire.]
Definition: Professing, or relating to, divination. "A natural divinatory
instinct." Cowley.
Source: Webster’s Unabridged Dictionary 1913 Edition