perturbation

Fetched 2026-10-26 (cache).

Synonyms: pertubation, perduration, imperturbation, perturbative, deturbation, perturbator, perturbations, pedoturbation

Antonyms: pertubation, perduration, imperturbation, perturbative, deturbation, perturbator, perturbations, pedoturbation

Related words from Datamuse; suggestions, not definitions.

Noun

1. {{lb|en|uncountable}} [[agitation|Agitation]]; the state of being [[perturb]]ed.
2. {{lb|en|countable}} A [[small]] [[change]] in a [[physical]] [[system]], or more broadly any definable system (such as a biological or economic system).
3. {{lb|en|countable|astronomy|physics}} [[Variation]] in an [[orbit]] due to the [[influence]] of [[external]] [[bodies]].

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.