Definition of orbital in English:

orbital

Syllabification: or·bit·al
Pronunciation: /ˈôrbitl
 
/

adjective

1Of or relating to an orbit or orbits.
More example sentences
  • With its emphasis on accurate space flight simulation and orbital mechanics, Orbiter is not all things to all space and astronomy enthusiasts.
  • This nearly polar orbit is designed such that the spacecraft's orbital path moves at the same apparent rate as the Sun.
  • This creates increased atmospheric drag on spacecraft in low orbits, shortening their orbital lifetime.
1.1British (Of a road) passing around the outside of a town.
More example sentences
  • Apple has confirmed its third UK retail location: the Bluewater shopping centre in Kent, just outside London's M25 orbital freeway.
  • On February 1st they kick-started the tendering process for the extension of the M77 to Fenwick and the creation of the new Glasgow southern orbital road.
  • The concept of an orbital road around the capital had been discussed since the Royal Commission on London Traffic in 1905.

noun

Physics Back to top  
Each of the actual or potential patterns of electron density that may be formed in an atom or molecule by one or more electrons, and that can be represented as a wave function.
More example sentences
  • In addition, it can also lead to daunting calculations as each atom contributes its orbitals to the whole molecule.
  • The effect is due to the distortion of the electron orbitals because of the magnetic field.
  • It is also possible for two orbitals on each atom to overlap, forming two molecular orbitals between the two atoms.

Origin

mid 16th century (referring to the eye socket): probably from medieval Latin orbitalis, from Latin orbita (see orbit).

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