orbit
n 1: the (usually elliptical) path described by one celestial
body in its revolution about another; "he plotted the
orbit of the moon"
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}, {field},
{arena}]
3: 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" [syn: {scope}, {range}, {reach}, {compass}, {ambit}]
4: the bony cavity containing the eyeball [syn: {eye socket}, {orbital
cavity}]
v : move in an orbit, as of celestial bodies: "The moon orbits
around the Earth"; "The planets are orbiting the sun"
[syn: {revolve}]