[1] : The Collaborative International Dictionary of English v.0.48

sibylline \sib"ylline\, a. l. sibyllinus.
   pertaining to the sibyls; uttered, written, or composed by
   sibyls; like the productions of sibyls.
   1913 webster

   sibylline books.
   a rom. antiq. books or documents of prophecies in verse
       concerning the fate of the roman empire, said to have
       been purchased by tarquin the proud from a sibyl.
   b certain jewish and early christian writings purporting to
       have been prophetic and of sibylline origin. they date
       from 100 b. c. to a. d. 500.
       1913 webster
see also:
sibylline books 

Sibylline >> S Words
Sibylline, definition of term: Sibylline
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