What does perturbation mean?

Definitions for perturbationˌpɜr tərˈbeɪ ʃən

Here are all the possible meanings and translations of the word perturbation.

Princeton's WordNet

  1. disturbance, perturbation, upset(noun)

    an unhappy and worried mental state

    "there was too much anger and disturbance"; "she didn't realize the upset she caused me"

  2. perturbation(noun)

    (physics) a secondary influence on a system that causes it to deviate slightly

  3. perturbation, disturbance(noun)

    activity that is a malfunction, intrusion, or interruption

    "the term `distress' connotes some degree of perturbation and emotional upset"; "he looked around for the source of the disturbance"; "there was a disturbance of neural function"

  4. perturbation, fluster(noun)

    a disposition that is confused or nervous and upset

  5. disruption, perturbation(noun)

    the act of causing disorder


  1. perturbation(Noun)

    Agitation; the state of being perturbed

  2. perturbation(Noun)

    A small change in a physical system, or more broadly any definable system (such as a biological or economic system)

  3. perturbation(Noun)

    Variation in an orbit due to the influence of external bodies

  4. Origin: perturb + -ation

Webster Dictionary

  1. Perturbation(noun)

    the act of perturbing, or the state of being perturbed; esp., agitation of mind

  2. Perturbation(noun)

    a disturbance in the regular elliptic or other motion of a heavenly body, produced by some force additional to that which causes its regular motion; as, the perturbations of the planets are caused by their attraction on each other

  3. Origin: [L. perturbatio: cf. F. perturbation.]


  1. Perturbation

    In astronomy, perturbation is the complex motion of a massive body subject to forces other than the gravitational attraction of a single other massive body. The other forces can include a third body, resistance, as from an atmosphere, and the off-center attraction of an oblate or otherwise misshapen body.


  1. Chaldean Numerology

    The numerical value of perturbation in Chaldean Numerology is: 2

  2. Pythagorean Numerology

    The numerical value of perturbation in Pythagorean Numerology is: 6

Sample Sentences & Example Usage

  1. Alien Life -RSB- Raymond:

    Any perturbation has the potential to have catastrophic consequences.

  2. Charles Schroeder:

    These natural materials are easily degradable and require precise and controlled conditions for storage, preparation, and transport, with even a slight perturbation in the environmental controls, a batch of biologics could degrade and become unusable.

Images & Illustrations of perturbation

  1. perturbationperturbationperturbation

Translations for perturbation

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"perturbation." Definitions.net. STANDS4 LLC, 2018. Web. 19 Mar. 2018. <https://www.definitions.net/definition/perturbation>.

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