Saturn
noun
Sat·urn ˈsa-tərn 
1
: a Roman god of agriculture and father by Ops of Jupiter
2
: the planet sixth in order from the sun see Planets Table
Word History
Etymology
Latin Saturnus
First Known Use
before the 12th century, in the meaning defined at sense 1
Kids Definition
Saturn
noun
Sat·urn ˈsa-tərn
: the planet that is sixth in distance from the sun and has a diameter of about 75,000 miles (120,000 kilometers)