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Orbit   /ˈɔrbət/   Listen
Orbit

noun
1.
The (usually elliptical) path described by one celestial body in its revolution about another.  Synonym: celestial orbit.
2.
A particular environment or walk of life.  Synonyms: area, arena, domain, field, sphere.  "It was a closed area of employment" , "He's out of my orbit"
3.
An area in which something acts or operates or has power or control:.  Synonyms: ambit, compass, range, reach, scope.  "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"
4.
The path of an electron around the nucleus of an atom.  Synonym: electron orbit.
5.
The bony cavity in the skull containing the eyeball.  Synonyms: cranial orbit, eye socket, orbital cavity.
verb
1.
Move in an orbit.  Synonyms: orb, revolve.  "The planets are orbiting the sun" , "Electrons orbit the nucleus"



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"Orbit" Quotes from Famous Books



... induced Arago, of France, to propose to test the rival theories of light, by similar means—to measure thus a velocity, to detect which has heretofore required a motion over the line of the diameter of the earth's orbit. ...
— Continental Monthly , Vol. 6, No. 1, July, 1864 - Devoted to Literature and National Policy. • Various

... diameter, a great change occurred in the opportunity for further growth. Some large and dense swarm of meteorites, perhaps containing a number of bodies of the size of the asteroids, came within the range of the sun's attraction and were drawn by it into an orbit which crossed that of Mars at such a small angle that the planet was able at each revolution to capture a considerable number of them. The result might then be that, as in the case of the earth, the continuous inpour of the ...
— Is Mars Habitable? • Alfred Russel Wallace

... difficult to make the same power felt on the remote shores of the Indies. Lying along the distant Pacific, the principle of attraction which held Peru to the parent country was so feeble, that this colony might, at any time, with a less impulse than that now given to it, fly from its political orbit. ...
— History Of The Conquest Of Peru • William Hickling Prescott

... and water, occasion a uniform external pressure to produce rotation on an axis,—that the action or oscillation of the fluid surfaces, a consequence of the rotation, constantly changes the mechanical centre of the mass, so as thereby to drive forward the mathematical centre in an orbit,—and that this is the purpose and effect of the tides, increased by the action and re-action of the fluid and solid parts. That centripetal and centrifugal forces so created, are necessarily varied by the diverse arrangements of the solid and fluid parts of planetary ...
— A Morning's Walk from London to Kew • Richard Phillips

... anyhow, anywhere, from any direction: they come within the attractive influence of the sun; obey his laws whilst within that influence; make one close approach to him, passing rapidly across our sky; and then depart in an orbit which will never bring them to his neighbourhood again. Some chance of direction, some compelling influence of a planet that it may have approached, so modified the path of Halley's comet when it first entered the solar system, that it has remained a member ever since, and may so remain until ...
— The Astronomy of the Bible - An Elementary Commentary on the Astronomical References - of Holy Scripture • E. Walter Maunder


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