perturbation
/ˌpɜrtərˈbeɪʃən/
noun
- A feeling of worry or anxiety; a state of being disturbed.
- The announcement caused great perturbation among the employees.
- His perturbation was obvious when he heard the bad news.
- She tried to hide her perturbation, but her hands were shaking.
- A small change in a system, process, or object from its normal or expected state, especially in science or mathematics.
- Scientists measured the perturbation in the magnetic field after the solar flare.
- The perturbation in the planet's orbit was caused by a nearby asteroid.
- A slight perturbation in the data led to a different conclusion.
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