Defenition of the word perturbation

Defenition of the word perturbation
- the act of causing disorder
- an unhappy and worried mental state; "there was too much anger and disturbance"; "she didn't realize the upset she caused me"
- activity that is an intrusion or interruption; "he looked around for the source of the disturbance"; "there was a disturbance of neural function"
- a disposition that is confused or nervous and upset
- (physics) a secondary influence on a system that causes it to deviate slightly
- an unhappy and worried mental state; "there was too much anger and disturbance"; "she didn''t realize the upset she caused me"
- activity that is a malfunction, intrusion, or interruption
- an unhappy and worried mental state