Syb´yl`line

Adj. 1. sybylline - resembling or characteristic of a prophet or prophecy;
       2. sybylline - having a secret or hidden meaning;
       3. sybylline - Coming from, characteristic of, or relating to a sibyll, the prophetic pagan priestesses in the Etruscan
           and early Roman Era as far back as the 6th Century B.C.E..