Scrabble Dictionary
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| Scrabble US | (16 Points) | |
| Scrabble UK | (16 Points) | |
| Words With Friends | (20 Points) |
Perturbation
ˌpəːtəˈbeɪʃn
Perturbation definitions
noun
perturbation
perturbations
- anxiety; mental uneasiness
"she sensed her friend's perturbation"
terror fright fearfulness horror alarm panic agitation trepidation dread consternation dismay distress- a cause of anxiety or uneasiness
"Frank's atheism was more than a perturbation to Michael"
- a deviation of a system, moving object, or process from its regular or normal state or path, caused by an outside influence
"these shifts and swings in wildlife populations are possibly related to climatic perturbations"
- a minor deviation in the course of a celestial body, caused by the attraction of a neighbouring body