Solar System Definition

noun
That portion of our galaxy which is subject to the gravity of the sun.
Webster's New World
All the matter within this portion, including interplanetary dust or gas; esp., the sun itself and its planets.
Webster's New World
Any similar system consisting of a star, its planets, etc.
Webster's New World
Alternative capitalization of Solar System.
Wiktionary
Synonyms:
  • moon
  • and stars
  • heavenly bodies; the sun
  • the heavens
pronoun

The Sun and all the heavenly bodies that orbit around it, including the eight planets, their moons, the asteroids, and comets.

Wiktionary
adjective
Attributive form of solar system, noun.
Wiktionary

Other Word Forms of Solar System

Noun

Singular:
solar system
Plural:
solar-systems

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solar system