Skip to definition.
Get the FREE one-click dictionary software for Windows or the iPhone/iPad and Android apps


Noun: Pluto  ploo-tow
  1. (Greek mythology) the god of the underworld in ancient mythology; brother of Zeus and husband of Persephone
    - Hades, Aides, Aidoneus
     
  2. A cartoon character created by Walt Disney
     
  3. A small planet and the farthest known planet from the sun; it has the most elliptical orbit of all the planets
    "Pluto was discovered by Clyde Tombaugh in 1930"

Derived forms: Plutos

Type of: character, fictional character, fictitious character, Greek deity, outer planet, superior planet

Part of: solar system

Encyclopedia: Pluto, West Virginia