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1. Dictionary

   Per·tur·ba·tion

   /ˌpərdərˈbāSH(ə)n/

   

   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: "some minor perturbation in his house's cash flow"
   • ▪ a minor deviation in the course of a celestial body, caused by the gravitational attraction of a neighboring 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 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 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?

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

   www.merriam-webster.com › dictionary › perturbation

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   Perturbation is the action of perturbing or the state of being perturbed. It can also refer to a disturbance of motion, course, arrangement, or state of equilibrium of a celestial body or other object. See synonyms, examples, history, and related words of perturbation.

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

   dictionary.cambridge.org › english › perturbation

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   Perturbation can mean worry or a small change in the regular movement of an object. Learn more about the word, its usage and related terms with examples from the Cambridge English Corpus.

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

   dictionary.cambridge.org › english › perturbation

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   Perturbation can mean worry or a small change in the regular movement of an object. Learn more about the word, its usage and related terms with examples from various sources.

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

   www.dictionary.com › browse › perturbation

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   Perturbation is the act of disturbing or the state of being disturbed. It can also refer to a deviation of a celestial body from a regular orbit, or a secondary influence on a system. Learn more about the origin, synonyms, and scientific meanings of perturbation.

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

   www.vocabulary.com › dictionary › perturbation

   Definitions of perturbation. noun. the act of causing disorder. synonyms: disruption. see more. noun. an unhappy and worried mental state. synonyms: disturbance, upset. see more. noun. a disposition that is confused or nervous and upset. synonyms: fluster. see more. noun. activity that is a malfunction, intrusion, or interruption.

9. www.collinsdictionary.com › english › perturbationPERTURBATION definition and meaning | Collins English Dictionary

   www.collinsdictionary.com › english › perturbation

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   2 days ago · Perturbation is a noun that means a small change or disturbance in something, especially an unusual change. It can also refer to worry, a secondary influence, or a deviation in an orbit. See different meanings, word forms, and usage examples from various sources.

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

    www.thefreedictionary.com › perturbation

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    Perturbation is the act of perturbing or the state of being perturbed, or a small change in a physical system that modifies its behaviour. It can also refer to the effect of one thing on another, such as the gravitational influence of other celestial bodies on a planet's orbit. See synonyms, translations and related words from various sources.