The meaning of PERTURBATION is the action of perturbing : the state of being perturbed. How to use perturbation in a sentence.

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

PERTURBATION definition: the act of perturbing. See examples of perturbation used in a sentence.

Define perturbation. perturbation synonyms, perturbation pronunciation, perturbation translation, English dictionary definition of perturbation. n. 1. a. The act of perturbing. b. The state of being …

Definition of perturbation noun in Oxford Advanced American Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

There are six meanings listed in OED's entry for the noun perturbation, two of which are labelled obsolete. See ‘Meaning & use’ for definitions, usage, and quotation evidence.

Nov 1, 2025 · perturbation (countable and uncountable, plural perturbations) (uncountable) Agitation; the state of being perturbed quotations

A perturbation is a small change in the movement, quality, or behaviour of something, especially an unusual change.

Perturbation is a deviation or disturbance from an original state or path, caused by outside influences. It can be generally used in various fields like physics, astronomy, engineering, …

Perturbation means "a state of agitation," or it can refer to whatever's causing the anxiety. Your brother's weird haircut could be the perturbation that's upsetting your mom at Thanksgiving …