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Perturbation (ខ្មែរ ~ English និងសំឡេង)

Perturbation



ENGLISH MEANING
noun
1.
The act of perturbing, or the state of being perturbed; esp., agitation of mind.
2.
A disturbance in the regular elliptic or other motion of a heavenly body, produced by some force additional to that which causes its regular motion; as, the perturbations of the planets are caused by their attraction on each other.