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Orbit

UK //ˈɔːbɪt//US //ˈɔrbɪt//

Definition

The curved path of a celestial object around a star, planet, or moon.

In simple words: The path an object takes as it moves around another object in space.

Examples

  • The Earth orbits the Sun once a year.
  • Satellites orbit around the Earth, providing data and communication.
  • Mars has two small moons that orbit it closely.
  • The satellite is designed to orbit at a low altitude.
  • Astronomers study how asteroids orbit through the solar system.

Usage notes

Used mostly in scientific contexts, often describes planets or satellites moving around a star or planet. Avoid using it in casual conversations unrelated to space.

Grammar pattern

orbit + object

Memory hint

Think of the phrase 'orbiting around' like a dancer circling gracefully around a partner.

Collocations

  • space orbit
  • geostationary orbit
  • orbital period
  • low Earth orbit
  • orbiting body

Synonyms

  • trajectory
  • revolution
  • path
  • circle
  • course

Common mistakes

  • Confused with 'rotate'; orbit refers to a path, while rotate means to spin.
  • Using 'orbit' to describe motion in non-space environments.
  • Incorrect verb forms like 'orbits' for plural subjects.