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  2. PERTURBATION definition: 1. worry 2. a small change in the regular movement of an object: 3. worry. Learn more.

  3. The meaning of PERTURBATION is the action of perturbing : the state of being perturbed. How to use perturbation in a sentence.

  4. It usually means a personal feeling of upset or nervousness, but perturbation can also be a physical disruption of some kind, like a perturbation in a river that makes the water become choppy and dangerous. In astronomy, perturbation is a change caused by the gravitational pull of a celestial body.

  5. noun. the act of perturbing or the state of being perturbed. a cause of disturbance or upset. physics a secondary influence on a system that modifies simple behaviour, such as the effect of the other electrons on one electron in an atom.

  6. PERTURBATION meaning: 1. worry 2. a small change in the regular movement of an object: 3. worry. Learn more.

  7. Define perturbation. perturbation synonyms, perturbation pronunciation, perturbation translation, English dictionary definition of perturbation. n. 1. a. The act of perturbing. b. The state of being perturbed; agitation. 2. A small change in a physical system, such as a variation in a planet's orbit...

  8. A perturbation is a small change in the movement, quality, or behaviour of something, especially an unusual change.

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