Definition of Jupiter in English:

Jupiter

proper noun

  • 1Roman Mythology
    The chief god of the Roman state religion, originally a sky god associated with thunder and lightning. His wife was Juno.

    Also called Jove
    Greek equivalent Zeus
  • 2Astronomy
    The largest planet in the solar system, a gas giant which is the fifth in order from the sun and one of the brightest objects in the night sky.

Origin

Latin, from Jovis pater, literally Father Jove.

Pronunciation:

Jupiter

/ˈdʒuːpɪtə/