Orbit - Definition

n 1: the (usually elliptical) path described by one celestial
body in its revolution about another; "he plotted the orbit
of the moon" [syn: orbit, celestial orbit]
2: 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" [syn: sphere, domain, area, orbit,
field, arena]
3: 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" [syn:
scope, range, reach, orbit, compass, ambit]
4: the path of an electron around the nucleus of an atom [syn:
orbit, electron orbit]
5: the bony cavity in the skull containing the eyeball [syn:
eye socket, orbit, cranial orbit, orbital cavity]
v 1: move in an orbit; "The moon orbits around the Earth"; "The
planets are orbiting the sun"; "electrons orbit the
nucleus" [syn: orb, orbit, revolve]