See Also: Pluto(medicine)
Pluto(1)(dictionary)
Pluto(2)(dictionary)
Pluto(encyclopedia)
Pluto(dictionary)
pluto-democracy(dictionary)
Pluto Airlines(tourism)
Pluto Airlines code(tourism)
Pluto Airlines flights(tourism)

Pluto(1) (iou)



Pluto noun1. M20.
[Latin from Greek Plouton god of the underworld. In sense 2 see below.]
A small planet, the outermost in the solar system, discovered in 1930, having a strongly elliptical orbit lying mainly beyond that of Neptune. M20.
(A toy dog representing) a cartoon dog named Pluto that made its first appearance in Walt Disney's Moose Hunt, 1931. M20.