perturbation


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Related to perturbation: Perturbation theory
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  • noun

Synonyms for perturbation

Synonyms for perturbation

an unhappy and worried mental state

Related Words

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

activity that is a malfunction, intrusion, or interruption

a disposition that is confused or nervous and upset

Synonyms

Related Words

the act of causing disorder

References in classic literature ?
After the first perturbation of surprise had passed away, in a "Good heaven
As I looked in the direction he indicated I saw the cause of his perturbation.
The conduct of the white strangers it was that caused him the greatest perturbation.
Totski himself, who had the reputation of being a capital talker, and was usually the life and soul of these entertainments, was as silent as any on this occasion, and sat in a state of, for him, most uncommon perturbation.
When they had been announced a perturbation was noticeable among the servants.
He took a wife, as we have seen, to adorn the remaining quadrant of his course, and be a little moon that would cause hardly a calculable perturbation.
As I looked, the ape-things broke in all directions toward the surrounding hills, and then I distinguished the real cause of their perturbation.
Oh," laughed the priest, "because he whose power and mien be even more kingly than the King's would rightly grace the royal palace," but he had not failed to note the perturbation his remark had caused, nor did his off-hand reply entirely deceive the old man.
It sure beats poker," Daylight whispered gleefully to himself, as he noted the perturbation he was causing.
Then he went away to talk quite cheerfully to Aunt Peace about its being "only a chill"; after which he tramped up and down the hall, pulling his beard and knitting his brows, sure signs of great inward perturbation.
Matthew was smoking--a sure sign of perturbation of mind.
Signs of perturbation under the surface, suggestive of some hidden influence at work, were not wanting, as the time passed on.
She now first perceived the weakness of which she had been guilty; and though it caused the utmost perturbation in her mind, yet it had the effect of other nauseous physic, and for the time expelled her distemper.
His perturbation was evident, and the Prince noted, in sorrow, that its cause was connected, in some manner, with the slowly moving hands of the timepiece.
It was in his eyes that I saw the cause of her perturbation.