Last modified on 28 May 2014, at 20:55

perturb

EnglishEdit

EtymologyEdit

From Middle English perturben, from Old French perturber, from Latin perturbare (throw into confusion, confuse, disorder, disturb), from per (through) + turbare (to confuse, disturb).

PronunciationEdit

VerbEdit

perturb (third-person singular simple present perturbs, present participle perturbing, simple past and past participle perturbed)

  1. To disturb; to bother or unsettle.
  2. (physics) To slightly modify the motion of an object.
  3. (astronomy) To modify the motion of a body by exerting a gravitational force.
  4. (mathematics) To modify slightly, such as an equation or value.

Derived termsEdit

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