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Noun: Pluto  ploo-tow
  1. A cartoon character created by Walt Disney
  2. 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"
  3. (Greek mythology) the god of the underworld in ancient mythology; brother of Zeus and husband of Persephone
    - Hades, Aides, Aidoneus

Derived forms: Plutos

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

Part of: solar system

Encyclopedia: Pluto, West Virginia