pythoness

/ˈpaɪθənɪs/
noun
  1. A woman believed to have the power of prophecy, especially in ancient Greece; a female oracle or soothsayer.
    • Historians debate how much influence the pythoness had on Greek politics.
    • In ancient stories, the pythoness would enter a trance before speaking her visions.
    • The pythoness at Delphi delivered cryptic prophecies to those who sought her advice.