Information and translations of jovian planet in the most comprehensive dictionary definitions resource on the web. Definition of jovian planet in the Definitions.net dictionary. Jovian definition is - of, relating to, or characteristic of the god or planet Jupiter. Jovian (emperor) (Flavius Iovianus Augustus), Roman emperor (363–364 AD) Jovians and Herculians, Roman imperial guard corps; Jovian (lemur), a Coquerel's sifaka known for Zoboomafoo Jovian (fiction), a hypothetical or fictional native inhabitant of the planet Jupiter Jovian planet or giant planet, any large gaseous planet Meaning of Jovian. Meaning of jovian planet. It is actually twice as large as all of the other planets on the solar system combined and the fastest spinning planet as well. The ones with the highest saturation vapor pressure will condense at the highest altitudes.. Definition of Jovian in the Definitions.net dictionary. Jovian Planets The Jovian planets are Jupiter, Saturn, Uranus, and Neptune.They are also called the gas giants or giant planets.There are four major condensable (cloud forming gases) in these planets. Jovian is the adjectival form of Jupiter and may refer to: . Information and translations of Jovian in the most comprehensive dictionary definitions resource on the web. What does jovian planet mean? Jovian planet translation in English - Italian Reverso dictionary, see also 'join',jovially',joviality',joint', examples, definition, conjugation A giant planet is a massive planet and has a thick atmosphere of hydrogen and helium.They may have a dense molten core of rocky elements, or the core may have completely dissolved and dispersed throughout the planet if the planet is hot enough. Jovian definition: of or relating to the god Jove ( Jupiter ) | Meaning, pronunciation, translations and examples