Definitions for perturbationˌpɜr tərˈbeɪ ʃən

This page provides all possible meanings and translations of the word perturbation

Random House Webster's College Dictionary

per•tur•ba•tionˌpɜr tərˈbeɪ ʃən(n.)

  1. the act of perturbing.

  2. the state of being perturbed.

  3. deviation of a celestial body from a regular orbit about its primary, caused by the presence of one or more other bodies that act upon it.

    Category: Astronomy

Origin of perturbation:

1325–75; ME perturbacioun (< AF) < L perturbātiō; see perturb , -tion


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


  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.

Translations for perturbation

Kernerman English Multilingual Dictionary

Get even more translations for perturbation »


Find a translation for the perturbation definition in other languages:

Select another language:

Discuss these perturbation definitions with the community:


Use the citation below to add this definition to your bibliography:


"perturbation." STANDS4 LLC, 2014. Web. 20 Dec. 2014. <>.

Are we missing a good definition for perturbation?

The Web's Largest Resource for

Definitions & Translations

A Member Of The STANDS4 Network

Nearby & related entries:

Alternative searches for perturbation: