Sibylline in a sentence as an adjective

Such a sibylline definition falls on its head as soon as one tries to define "existence" and finds it ultimately bound to lowly concepts of space or time.

Sibylline definitions

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"

See also: divinatory mantic sibyllic vatic vatical

adjective

having a secret or hidden meaning; "cabalistic symbols engraved in stone"; "cryptic writings"; "thoroughly sibylline in most of his pronouncements"- John Gunther

See also: cabalistic kabbalistic qabalistic cryptic cryptical