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1. Dictionary

   perturbation

   /ˌpəːtəˈbeɪʃn/

   noun

   • 1. anxiety; mental uneasiness: "she sensed her friend's perturbation"
   • ▪ a cause of anxiety or uneasiness: "Frank's atheism was more than a perturbation to Michael"
   • 2. a deviation of a system, moving object, or process from its regular or normal state or path, caused by an outside influence: "these shifts and swings in wildlife populations are possibly related to climatic perturbations"
   • ▪ a minor deviation in the course of a celestial body, caused by the attraction of a neighbouring body.

   Word Origin late Middle English: from Latin perturbatio(n-), from the verb perturbare ‘disturb greatly’ (see perturb).

   Scrabble Points: 16

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2. People also ask

   What is perturbation in physics?

   • 1. the act of perturbing or the state of being perturbed. 2. a cause of disturbance or upset. 3. (General Physics) 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.

   Perturbations - definition of Perturbations by The Free

   www.thefreedictionary.com/Perturbations

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   What does perturbation mean in astrology?

   • 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. "Perturbation."

   Perturbation - Definition, Meaning & Synonyms | Vocabulary.com

   www.vocabulary.com/dictionary/perturbation

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   What does perturbation mean?

   • Get a quick, free translation! PERTURBATION definition: 1. worry 2. a small change in the regular movement of an object: 3. worry. Learn more.

   PERTURBATION | English meaning - Cambridge Dictionary

   dictionary.cambridge.org/dictionary/english/perturbation

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   What are general perturbations?

   • General perturbations are seen if the forces are one order of magnitude smaller than the gravitational force of the primary body. Perturbations are noticed in Jupiter and the Sun, where Jupiter is 1/1000 of the weight of the Sun.

   What is Perturbation? Definition of Perturbation, Perturbation Meaning

   economictimes.indiatimes.com/definition/perturbation

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3. dictionary.cambridge.org › english › perturbationPERTURBATION | English meaning - Cambridge Dictionary

   dictionary.cambridge.org › english › perturbation

   • Cached

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

   • English (US)

     PERTURBATION meaning: 1. worry 2. a small change in the...

   • Znaczenie Perturbation, Definicja W Cambridge English Dictionary

     perturbation definicja: 1. worry 2. a small change in the...

   • Pertinent

     PERTINENT definition: 1. relating directly to the subject...

   • Perturbative

     Examples of how to use “perturbative” in a sentence from...

   • Uranus

     Uranus definition: 1. the planet seventh in order of...

4. www.merriam-webster.com › dictionary › perturbationPerturbation Definition & Meaning - Merriam-Webster

   www.merriam-webster.com › dictionary › perturbation

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   1. : the action of perturbing : the state of being perturbed. 2. : a disturbance of motion, course, arrangement, or state of equilibrium. especially : a disturbance of the regular and usually elliptical course of motion of a celestial body that is produced by some force additional to that which causes its regular motion. perturbational.

5. www.dictionary.com › browse › perturbationPERTURBATION Definition & Meaning | Dictionary.com

   www.dictionary.com › browse › perturbation

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   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. dictionary.cambridge.org › english › perturbationPERTURBATION definition | Cambridge English Dictionary

   dictionary.cambridge.org › english › perturbation

   • Cached

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

7. www.oxfordlearnersdictionaries.com › definitionperturbation noun - Definition, pictures, pronunciation and ...

   www.oxfordlearnersdictionaries.com › definition

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   perturbation. [uncountable] (formal) the state of feeling anxious about something synonym alarm. [countable, uncountable] (specialist) a small change in the quality, behaviour or movement of something. Definition of perturbation noun in Oxford Advanced Learner's Dictionary.

8. www.vocabulary.com › dictionary › perturbationPerturbation - Definition, Meaning & Synonyms | Vocabulary.com

   www.vocabulary.com › dictionary › perturbation

   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.

9. www.thefreedictionary.com › perturbationPerturbation - definition of perturbation by The Free Dictionary

   www.thefreedictionary.com › perturbation

   • Cached

   Perturbation is a noun that means a small change in a system, a state of agitation, or a cause of disturbance. It can also refer to a variation in the orbit of a celestial body due to the influence of other bodies. See different sources and translations of the word.