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sibylline

[sib-uh-leen, -lahyn, -lin] /ˈsɪb əˌlin, -ˌlaɪn, -lɪn/
adjective
1.
of, resembling, or characteristic of a sibyl; prophetic; oracular.
2.
mysterious; cryptic.
Also, sibylic, sibyllic
[si-bil-ik] /sɪˈbɪl ɪk/ (Show IPA)
.
Origin
1570-1580
1570-80; < Latin Sibyllīnus pertaining to a sibyl. See sibyl, -ine1
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Word Origin and History for sibyllic

sibylline

adj.

1570s, from Latin sibyllinus, from sibylla (see sibyl).

Online Etymology Dictionary, © 2010 Douglas Harper
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Word Value for sibyllic

15
18
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