orbit

Noun

• the bony cavity in the skull containing the eyeball

• the path of an electron around the nucleus of an atom

• an area in which something acts or operates or has power or control: "the range of a supersonic jet"
  • a piano has a greater range than the human voice
    
  • the ambit of municipal legislation
    
  • within the compass of this article
    
  • within the scope of an investigation
    
  • outside the reach of the law
    
  • in the political orbit of a world power
    

• a particular environment or walk of life
  • his social sphere is limited
    
  • it was a closed area of employment
    
  • he's out of my orbit
    

• the (usually elliptical) path described by one celestial body in its revolution about another
  • he plotted the orbit of the moon
    

Verb

• move in an orbit
  • The moon orbits around the Earth
    
  • The planets are orbiting the sun
    
  • electrons orbit the nucleus
    

Related words

• Synonyms: 
  eye socket , cranial orbit , orbital cavity , electron orbit , scope , range , reach , compass , ambit , sphere , domain , area , field , arena , celestial orbit , orb , revolve