Thursday, 8 June 2017

Word of the Week - Perturbation

Perturbation

  • the act of perturbing.
  • the state of being perturbed.
  • mental disquiet, disturbance, or agitation.
  • a cause of mental disquiet, disturbance, or agitation.
  • Astronomy. deviation of a celestial body from a regular orbit about its primary, caused by the presence of one or more other bodies that act upon the celestial body.


definition derived from dictionary.com

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