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



Definition of ORBIT

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
:  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

Other Astronomy Terms

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



: 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
:  to revolve in an orbit around :  circle
:  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



noun or·bit \ˈr-bət\   (Medical Dictionary)

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


Next Word in the Dictionary: orbitalPrevious Word in the Dictionary: orbiestAll Words Near: orbit
May 29, 2015
bodacious Hear it
unmistakable, remarkable, or voluptuous
Take a 3-minute break and test your skills!
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears