Perturbation

Definitions

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

Equivalents

Examples

“Reſtore your ſelues, vnto your temper, Fathers; / And, vvithout perturbation, heare me ſpeake: […]”

“But her mind⟳ had never been in such perturbation; and it needed a very strong effort to appear⟳ attentive and cheerful till the usual hour of separating allowed her the relief of quiet reflection.”

“Natures that haue much Heat, and great and violent deſires and Perturbations, are not ripe for Action, till they haue paſſed the Meridian of their yeares: As it was with Iulius Cæſar, and Septimius Seuerus.”

CEFR level