Definition of Planet

Plan´et
n.1.(Astron.) A celestial body which revolves about the sun in an orbit of a moderate degree of eccentricity. It is distinguished from a comet by the absence of a coma, and by having a less eccentric orbit. See Solar system.
2.A star, as influencing the fate of a men.
There's some ill planet reigns.
- Shak.
Planet gear
(Mach.) See Epicyclic train, under Epicyclic.
Planet wheel
a gear wheel which revolves around the wheel with which it meshes, in an epicyclic train.


Related Words

Earth, Jupiter, Mars, Mercury, Neptune, Pluto, Saturn, Uranus, Venus, asteroid, globe, inferior planet, major planet, minor planet, planetoid, secondary planet, solar system, superior planet, terrestrial planet, wanderer, world

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Plane curve
Plane figure
Plane geometry
Plane iron
Plane locus
Plane of flotation
Plane of polarization
Plane of projection
Plane of refraction
Plane problem
Plane sailing
Plane scale
Plane surveying
Plane table
Plane tree
Plane trigonometry
Plane-parallel
Planer
Planer centers
Planer tree
Planet gear
Planet wheel
Planet-stricken
Planetarium
Planetary
Planetary days
Planetary nebula
Planetary precession
Planeted
Planetic
Planetoid
Planetoidal
Planetule
Plangency
Plangent
Plani-
Planifolious
Planiform
Planimeter
Planimetric
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