Jupiter

n. supreme Roman god (Roman mythology); 5th planet from the sun and the largest planet in the solar system (Astronomy)

Jupiter is the fifth planet from the Sun and the largest planet within the solar system. It is two and a half times as massive as all of the other planets in our solar system combined. Jupiter, along with Saturn, Uranus and Neptune, is classified as a gas giant. Together, these four planets are sometimes referred to as the Jovian planets, where Jovian is the adjectival form of Jupiter.
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n. Jupiter, (Roman mythology) supreme Roman god; (Astronomy) 5th planet from the sun and the largest planet in the solar system

n. Jove, Jupiter, supreme Roman deity (Roman Mythology); planet Jupiter (Archaic), supreme Roman god (Roman mythology); 5th planet from the sun and the largest planet in the solar system (Astronomy)

n. Jove, Jupiter, supreme Roman deity (Roman Mythology); planet Jupiter (Archaic)