| orbit | | |
| n. (location) | 1. celestial orbit, orbit | the (usually elliptical) path described by one celestial body in its revolution about another.; "he plotted the orbit of the moon" |
| ~ apoapsis, point of apoapsis | (astronomy) the point in an orbit farthest from the body being orbited. |
| ~ geosynchronous orbit | a circular orbit around the Earth having a period of 24 hours. |
| ~ itinerary, route, path | an established line of travel or access. |
| ~ periapsis, point of periapsis | (astronomy) the point in an orbit closest to the body being orbited. |
| n. (state) | 2. area, arena, domain, field, orbit, sphere | 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" |
| ~ environment | the totality of surrounding conditions.; "he longed for the comfortable environment of his living room" |
| ~ distaff | the sphere of work by women. |
| ~ front | a sphere of activity involving effort.; "the Japanese were active last week on the diplomatic front"; "they advertise on many different fronts" |
| ~ kingdom, realm, land | a domain in which something is dominant.; "the untroubled kingdom of reason"; "a land of make-believe"; "the rise of the realm of cotton in the south" |
| ~ lap | an area of control or responsibility.; "the job fell right in my lap" |
| ~ political arena, political sphere | a sphere of intense political activity. |
| ~ preserve | a domain that seems to be specially reserved for someone.; "medicine is no longer a male preserve" |
| ~ province, responsibility | the proper sphere or extent of your activities.; "it was his province to take care of himself" |
| n. (attribute) | 3. ambit, compass, orbit, range, reach, scope | 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" |
| ~ extent | the distance or area or volume over which something extends.; "the vast extent of the desert"; "an orchard of considerable extent" |
| ~ approximate range, ballpark | near to the scope or range of something.; "his answer wasn't even in the right ballpark" |
| ~ confines | a bounded scope.; "he stayed within the confines of the city" |
| ~ contrast | the range of optical density and tone on a photographic negative or print (or the extent to which adjacent areas on a television screen differ in brightness). |
| ~ internationality, internationalism | quality of being international in scope.; "he applauded the internationality of scientific terminology" |
| ~ latitude | scope for freedom of e.g. action or thought; freedom from restriction. |
| ~ purview, horizon, view | the range of interest or activity that can be anticipated.; "It is beyond the horizon of present knowledge" |
| ~ expanse, sweep | a wide scope.; "the sweep of the plains" |
| ~ gamut | a complete extent or range:.; "a face that expressed a gamut of emotions" |
| ~ spectrum | a broad range of related objects or values or qualities or ideas or activities. |
| ~ palette, pallet | the range of colour characteristic of a particular artist or painting or school of art. |
| n. (location) | 4. electron orbit, orbit | the path of an electron around the nucleus of an atom. |
| ~ itinerary, route, path | an established line of travel or access. |
| n. (body) | 5. cranial orbit, eye socket, orbit, orbital cavity | the bony cavity in the skull containing the eyeball. |
| ~ bodily cavity, cavum, cavity | (anatomy) a natural hollow or sinus within the body. |
| ~ lacrimal bone | small fragile bone making up part of the front inner walls of each eye socket and providing room for the passage of the lacrimal ducts. |
| ~ skull | the bony skeleton of the head of vertebrates. |
| v. (motion) | 6. orb, orbit, revolve | move in an orbit.; "The moon orbits around the Earth"; "The planets are orbiting the sun"; "electrons orbit the nucleus" |
| ~ retrograde | move backward in an orbit, of celestial bodies. |
| ~ circle, circulate | move in circles. |
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