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perturbative

[pur-ter-bey-tiv, per-tur-buh-tiv] /ˈpɜr tərˌbeɪ tɪv, pərˈtɜr bə tɪv/
adjective
1.
having a tendency to perturb; disturbing.
Origin
1630-1640
1630-40; < Late Latin perturbātīvus. See perturbation, -ive
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for perturbative
  • Their short distance behavior is arguably better than that of string theory, where one doesn't have a non-perturbative definition.
  • Methods to apply perturbative corrections to configuration interaction have been developed.
  • Two traditional approaches exist to the modelling of perturbative corrections.

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