Dictionary

1orbit

noun or·bit \ˈr-bət\

Definition of ORBIT

:  the bony socket of the eye
or·bit·al \ˈr-bə-təl\ adjective

Origin of ORBIT

Middle English, from Medieval Latin orbita, from Latin, rut, track, probably from orbis
First Known Use: 15th century

Other Anatomy Terms

bilateral symmetry, carotid, cartilage, dorsal, entrails, prehensile, renal, solar plexus, supine, thoracic, ventral

2orbit

noun

Definition of ORBIT

1
a :  a path described by one body in its revolution about another (as by the earth about the sun or by an electron about an atomic nucleus); also :  one complete revolution of a body describing such a path
b :  a circular path
2
:  a range or sphere of activity or influence <within the president's orbit>
orbital adjective

Origin of ORBIT

Latin orbita path, rut, orbit
First Known Use: 1696

Synonym Discussion of ORBIT

range, gamut, compass, sweep, scope, orbit mean the extent that lies within the powers of something (as to cover or control). range is a general term indicating the extent of one's perception or the extent of powers, capacities, or possibilities <the entire range of human experience>. gamut suggests a graduated series running from one possible extreme to another <a performance that ran the gamut of emotions>. compass implies a sometimes limited extent of perception, knowledge, or activity <your concerns lie beyond the narrow compass of this study>. sweep suggests extent, often circular or arc-shaped, of motion or activity <the book covers the entire sweep of criminal activity>. scope is applicable to an area of activity, predetermined and limited, but somewhat flexible <as time went on, the scope of the investigation widened>. orbit suggests an often circumscribed range of activity or influence within which forces work toward accommodation <within that restricted orbit they tried to effect social change>.

Other Astronomy Terms

gibbous, nadir, nebulous, penumbra, retrograde, sidereal, syzygy, wane, wax, zenith

3orbit

verb

: to travel around (something, such as a planet or moon) in a curved path : to make an orbit around (something)

Full Definition of ORBIT

transitive verb
1
:  to revolve in an orbit around :  circle
2
:  to send up and make revolve in an orbit <orbit a satellite>
intransitive verb
:  to travel in circles

Examples of ORBIT

  1. The Moon orbits the Earth.
  2. The satellites orbit at different heights.
  3. The Moon orbits around the Earth.

First Known Use of ORBIT

1943
ORBIT Defined for Kids

1orbit

noun or·bit \ˈr-bət\

Definition of ORBIT for Kids

:  the path taken by one body circling around another body <The earth makes an orbit around the sun.>

2orbit

verb
or·bit·edor·bit·ing

Definition of ORBIT for Kids

1
:  to move in an orbit around :  circle <The moon orbits the earth.>
2
:  to send up so as to move in an orbit <The weather bureau will orbit a new satellite.>
Medical Dictionary

orbit

noun or·bit \ˈr-bət\

Medical Definition of ORBIT

:  the bony cavity perforated for the passage of nerves and blood vessels that occupies the lateral front of the skull immediately beneath the frontal bone on each side and encloses and protects the eye and its appendages—called also eye socket, orbital cavity
or·bit·al \-əl\ adjective

Illustration of ORBIT

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