orbit

the (usually elliptical) path described by one celestial body in its revolution about another

• “he plotted the orbit of the moon”

a particular environment or walk of life

• “his social sphere is limited”
• “it was a closed area of employment”
• “he”

an area in which something acts or operates or has power or control: "the range of a supersonic jet"

• “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”

the path of an electron around the nucleus of an atom

the bony cavity in the skull containing the eyeball

move in an orbit

• “The moon orbits around the Earth”
• “The planets are orbiting the sun”
• “electrons orbit the nucleus”