Thayer's Greek Lexicon

 1. love of wisdom
  1) used either of zeal for or skill in any art or science, any
branch of knowledge. Used once in the NT of the theology, or
rather theosophy, of certain Jewish Christian ascetics, which
busied itself with refined and speculative enquiries into the
nature and classes of angels, into the ritual of the Mosaic
law and the regulations of Jewish tradition respecting
practical life