leda

noun

1. Classical Mythology. the mother, by her husband Tyndareus, of Castor and Clytemnestra and, by Zeus in the form of a swan, of Pollux and Helen.
2. Astronomy. a small natural satellite of the planet Jupiter.

noun

1. Greek myth a queen of Sparta who was the mother of Helen and Pollux by Zeus, who visited her in the form of a swan

noun

1. astronomy a small satellite of Jupiter in an intermediate orbit