perturbation

English

Wikipedia

Etymology

perturb + -ation

Pronunciation

• Rhymes: -eɪʃən

Noun

perturbation (countable and uncountable; plural perturbations)

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

Translations

agitation

German: Störung (de) f. Italian: perturbazione (it) f.

a small change in a physical system or any definable system

Esperanto: perturbo (eo) Hungarian: perturbáció (hu)

Ido: perturbo (io) Italian: perturbazione (it) f.

variation in an orbit

Italian: perturbazione (it) f.

Japanese: 摂動 (ja) (せつどう, setsudō)

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French

Etymology

From Latin perturbatio.

Noun

perturbation f. (plural perturbations)

1. disturbance
2. derangement