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solar system

 
pronunciation:
so lr sI stm
features:
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part of speech: noun
definition 1: the Sun, its eight planets and their satellites, and all other bodies that orbit the Sun (prec. by "the").
Pluto is still part of the the solar system even though it is no longer considered a planet.
 
definition 2: any system that includes a star and all of the matter which orbits that star, including planets and their moons.
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  outer space, space
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