orbit

[awr-bit]
noun
  1. the curved path, usually elliptical, described by a planet, satellite, spaceship, etc., around a celestial body, as the sun.
  2. the usual course of one's life or range of one's activities.
  3. the sphere of power or influence, as of a nation or person: a small nation in the Russian orbit.
  4. Physics. (in Bohr theory) the path traced by an electron revolving around the nucleus of an atom.
  5. an orb or sphere.
  6. Anatomy.
    1. the bony cavity of the skull that contains the eye; eye socket.
    2. the eye.
  7. Zoology. the part surrounding the eye of a bird or insect.
verb (used with object)
  1. to move or travel around in an orbital or elliptical path: The earth orbits the sun once every 365.25 days.
  2. to send into orbit, as a satellite.
verb (used without object)
  1. to go or travel in an orbit.

Origin of orbit

1350–1400; Middle English < Latin orbita wheel track, course, circuit
Related formsor·bit·ar·y, adjectivenon·or·bit·ing, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for orbitary

Historical Examples of orbitary


British Dictionary definitions for orbitary

orbit

noun
  1. 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
  2. a range or field of action or influence; spherehe is out of my orbit
  3. anatomy the bony cavity containing the eyeballNontechnical name: eye socket
  4. zoology
    1. the skin surrounding the eye of a bird
    2. the hollow in which lies the eye or eyestalk of an insect or other arthropod
  5. physics the path of an electron in its motion around the nucleus of an atom
verb
  1. to move around (a body) in a curved path, usually circular or elliptical
  2. (tr) to send (a satellite, spacecraft, etc) into orbit
  3. (intr) to move in or as if in an orbit

Word Origin for orbit

C16: from Latin orbita course, from orbis circle, orb
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for orbitary

orbit

v.

1946, from orbit (n.). Related: Orbited; orbiting.

orbit

n.

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.

Online Etymology Dictionary, © 2010 Douglas Harper

orbitary in Medicine

orbit

[ôrbĭt]
n.
  1. orbital cavity
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

orbitary in Science

orbit

[ôrbĭt]
Noun
  1. 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.
  2. One complete revolution of such a body. See Note at solar system.
  3. A stable quantum state of an electron (or other particle) in motion around an atomic nucleus. See more at orbital.
  4. Either of two bony hollows in the skull containing the eye and its associated structures.
Verb
  1. To move in an orbit around another body.
  2. To put into an orbit, as a satellite is put into orbit around the Earth.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

orbitary in Culture

orbit

In astronomy, the path followed by an object revolving around another object, under the influence of gravitation (see satellite). In physics, the path followed by an electron within an atom. The planets follow elliptical orbits around the sun (see ellipse).

Note

Informally, something is “in orbit” when its actions are controlled by an external agency or force: “The countries of eastern Europe were once in the orbit of the Soviet Union.”
The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Idioms and Phrases with orbitary

orbit

see in orbit.

The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.