- the curved path, usually elliptical, described by a planet, satellite, spaceship, etc., around a celestial body, as the sun.
- the usual course of one's life or range of one's activities.
- the sphere of power or influence, as of a nation or person: a small nation in the Russian orbit.
- Physics. (in Bohr theory) the path traced by an electron revolving around the nucleus of an atom.
- an orb or sphere.
- the bony cavity of the skull that contains the eye; eye socket.
- the eye.
- Zoology. the part surrounding the eye of a bird or insect.
- to move or travel around in an orbital or elliptical path: The earth orbits the sun once every 365.25 days.
- to send into orbit, as a satellite.
- to go or travel in an orbit.
Origin of orbit
Examples from the Web for orbit
Each CAP, also known as an “orbit,” consists on four aircraft.Exclusive: U.S. Drone Fleet at ‘Breaking Point,’ Air Force Says
January 5, 2015
Orion will orbit Earth twice before splashing down off the California coast.To Infinity and Beyond! NASA’s Orion Mission Blasts Off
Matthew R. Francis
December 4, 2014
You are, for example, still subject to earthly gravity, and not in orbit.Sky Wars: Richard Branson’s Rival in the Great Space Race
October 7, 2014
Seasons on Earth and Titan are both due to the tilt of their axis—the way the North Pole faces—relative to their orbit.A Cloud Forms Over Saturn’s Mysterious Moon
Matthew R. Francis
August 17, 2014
He said he considered himself honored to have worked in the orbit of the late Nelson Mandela and considered him a mentor.African Arms-Maker to Obama: Give War a Chance!
August 5, 2014
The balance now describes an orbit around the center of revolution.The Auburndale Watch Company
Edwin A. Battison
What if the orbit of Darwinism should be a little too circular?The Origin of Species
Thomas H. Huxley
His could only be the impressions of an eyewitness in an orbit limited to his Brigade.With Manchesters in the East
Gerald B. Hurst
Is this too sudden a rushing from the centre to the verge of our orbit?Essays, First Series
Ralph Waldo Emerson
Those ships have been put out in orbit, where we're hooked on to one of them.Pariah Planet
- astronomy the curved path, usually elliptical, followed by a planet, satellite, comet, etc, in its motion around another celestial body under the influence of gravitation
- a range or field of action or influence; spherehe is out of my orbit
- anatomy the bony cavity containing the eyeballNontechnical name: eye socket
- the skin surrounding the eye of a bird
- the hollow in which lies the eye or eyestalk of an insect or other arthropod
- physics the path of an electron in its motion around the nucleus of an atom
- to move around (a body) in a curved path, usually circular or elliptical
- (tr) to send (a satellite, spacecraft, etc) into orbit
- (intr) to move in or as if in an orbit
Word Origin and History for orbit
late 14c., "the eye socket," from Old French orbite or directly from Medieval Latin orbita, transferred use of Latin orbita "wheel track, beaten path, rut, course, orbit" (see orb). Astronomical sense first recorded 1690s in English; it was in classical Latin, revived in Gerard of Cremona's translation of Avicenna.
1946, from orbit (n.). Related: Orbited; orbiting.
- The path followed by a celestial body or artificial satellite as it revolves around another body due to the force of gravity. Orbits are nearly elliptical or circular in shape and are very closely approximated by Kepler's laws of planetary motion.
- One complete revolution of such a body. See Note at solar system.
- A stable quantum state of an electron (or other particle) in motion around an atomic nucleus. See more at orbital.
- Either of two bony hollows in the skull containing the eye and its associated structures.
- To move in an orbit around another body.
- To put into an orbit, as a satellite is put into orbit around the Earth.
Idioms and Phrases with orbit
see in orbit.