What is Jupiter?

Jupiter definition and meaning on Dictionary terms:
Also called Jove. the supreme deity of the ancient Romans: the god of the heavens and of weather.Compare Zeus.
Astronomy. the planet fifth in order from the sun, having an equatorial diameter of 88,729 miles (142,796 km), a mean distance from the sun of 483.6 million miles (778.3 million km), a period of revolution of 11.86 years, and at least 14 moons. It is the largest planet in the solar system.
Military. a medium-range U.S. ballistic missile of the 1950s, powered by a single liquid-fueled rocket engine.


reference: https://www.dictionary.com/browse/jupiter