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Added 9 October 2026

perturbation

noun

Latin root: perturbatio Wiktionary

noun Definition from Wiktionary (CC BY-SA). More about perturbation at Wordnik → Where our words come from →

Agitation; the state of being perturbed.
A small change in a physical system, or more broadly any definable system (such as a biological or economic system).
Variation in an orbit due to the influence of external bodies.

Origin

Borrowed from Middle French perturbation, from Old French perturbacion, from Latin perturbatio.

From Wiktionary, via Kaikki.org (CC BY-SA)

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