First Known Use: 13th century
Dictionary
Jupiter
noun Ju·pi·ter \ˈjü-pə-tər\
Definition of JUPITER
1
: the chief Roman god, husband of Juno, and god of light, of the sky and weather, and of the state and its welfare and its laws — compare zeus
2
: the largest of the planets and fifth in order from the sun — see planet table
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Origin of JUPITER
Latin
Jupiter
geographical name Ju·pi·ter \ˈjü-pə-tər\
See JUPITER Defined for Kids
Jupiter
noun Ju·pi·ter \ˈjü-pə-tər\
Definition of JUPITER for Kids
: the planet that is fifth in order of distance from the sun and is the largest of the planets with a diameter of about 89,000 miles (140,000 kilometers)
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