Dione

• In Greek mythology, Dione ("divine queen") was the mother of Aphrodite by Zeus. She was a Titan. Her name is actually a feminine form of the same name as Zeus. The name is also used to refer to Aphrodite.
• In astronomy there are two bodies named after the titan Dione:
  • Dione is a moon of Saturn.
  • Asteroid 106 is also named for Dione.
• In organic chemistry, a dione is a molecule with two ketone functional groups.