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Perturbation 1

Definition: The act of perturbing, or the state of being perturbed; esp., agitation of mind.

Perturbation 2

Definition: 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.

perturbation 3

Definition: the act of causing disorder

perturbation 4

Definition: a disposition that is confused or nervous and upset

perturbation 5

Definition: activity that is an intrusion or interruption; "he looked around for the source of the disturbance"; "there was a disturbance of neural function"

perturbation 6

Definition: (physics) a secondary influence on a system that causes it to deviate slightly

perturbation 7

Definition: an unhappy and worried mental state; "there was too much anger and disturbance"; "she didn''t realize the upset she caused me"

 

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