perturbation

English dictionary entry

Meanings

noun

Agitation; the state of being perturbed.
A small change in a physical system, or more broadly any definable system (such as a biological or economic system).
Variation in an orbit due to the influence of external bodies.

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perturbation perturbations

Borrowed from Middle French perturbation, from Old French perturbacion, from Latin perturbatio.

perturb perturbatory

cosmological perturbation theory perturbational perturbation theory photoperturbation preperturbation reperturbation subperturbation

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