Added 9 October 2026 uranus noun Categories: PeopleNatureRare Words noun ! Definition from WordNet 3.1, Princeton University. More about uranus at Wordnik → Where our words come from → (Greek mythology) god of the heavens; son and husband of Gaea and father of the Titans in ancient mythology. A giant planet with a ring of ice particles; the 7th planet from the sun has a blue-green color and many satellites. Uranus was discovered by William Herschel in 1781 Related Words: ouranosneptunejupitersaturnconjunctplutourectumuraniaarieloberontitaniapersephone Back to today's word