perturbation: Meaning and Definition of
Pronunciation: (pûr"tur-bā'shun), [key]
- the act of perturbing.
- the state of being perturbed.
- mental disquiet, disturbance, or agitation.
- a cause of mental disquiet, disturbance, or agitation.
- 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.
- perturbation (Thesaurus)