1. Resembling or characteristic of a prophet or prophecy
   "a kind of sibylline book with ready and infallible answers to questions"
   - divinatory, mantic, sibyllic, vatic, vatical 
2. Having a secret or hidden meaning
   "thoroughly sibylline in most of his pronouncements"
   - cabalistic, kabbalistic, qabalistic, cryptic, cryptical

See also: esoteric, prophetic, prophetical

Encyclopedia: Sibylline

• drinking glass
• drinking song
• drinking straw
• drinking vessel
• drinking water
• drip
• drip coffee
• drip culture
• drip feed
• drip loop
• drip mat
• drip mold
• drip mould
• drip pan
• drip pot
• drip-dry
• dripless
• drippage
• drippily
• drippiness
• dripping
• dripping pan
• drippings
• drippy
• dripstone