|1.||[ noun ] (astronomy,transportation) the (usually elliptical) path described by one celestial body in its revolution about another|
"he plotted the orbit of the moon"
|Related terms:||path geostationary_orbit periapsis apoapsis|
|2.||[ verb ] move in an orbit, as of celestial bodies|
: "The moon orbits around the Earth" "The planets are orbiting the sun"
|Related terms:||circle retrograde satellite rotation|
|3.||[ noun ] a particular environment or walk of life|
|Synonyms:||area field sphere domain arena|
"his social sphere is limited" "it was a closed area of employment" "he's out of my orbit"
|Related terms:||environment front kingdom province political_arena preserve lap distaff|
|4.||[ noun ] an area in which something acts or operates or has power or control|
|Synonyms:||range scope reach compass ambit|
: "the range of a supersonic jet" within the scope of an investigation" "outside the reach of the law" "in the political orbit of a world power"
|Related terms:||extent horizon sweep spectrum gamut palette confines approximate_range latitude contrast internationality compass|
|5.||[ noun ] (transportation) the path of an electron around the nucleus of an atom|
|6.||[ noun ] (anatomy,zoology) the bony cavity in the skull containing the eyeball|
|Synonyms:||eye_socket cranial_orbit orbital_cavity|
|Related terms:||cavity skull frontal_bone lacrimal_bone|