Definition of Callisto in English:

Callisto

Syllabification: Cal·lis·to
Pronunciation: /kəˈlistō
 
/
  • 1 Greek Mythology A nymph who was changed into a bear by Zeus. See also Ursa Major.
  • 2 Astronomy One of the Galilean moons of Jupiter, the eighth closest satellite to the planet. Icy with a dark, cratered surface, it has a diameter of 2,938 miles (4,800 km).

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Word of the day maelstrom
Pronunciation: ˈmeɪlstrəm
noun
a powerful whirlpool in the sea