orbit
noun.
the (usually elliptical) path described by one celestial body in its revolution about another
he plotted the orbit of the moon
noun.
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
noun.
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
noun.
the path of an electron around the nucleus of an atom
noun.
the bony cavity in the skull containing the eyeball
verb.
move in an orbit
The moon orbits around the Earth|The planets are orbiting the sun|electrons orbit the nucleus
Synonym: orb, revolve