different between disquietude vs perturbation

English

Etymology

From dis- +? quietude.

Pronunciation

• (UK) IPA^(key): /d??skwa??.tju?d/, /d??skwa?.?.tju?d/
• (US) IPA^(key): /d??skwa??.tud/, /d??skwa?.?.tjud/

Noun

disquietude (usually uncountable, plural disquietudes)

1. (uncountable) A state of disquiet, uneasiness, or anxiety.
   • 1795, "The Life of John Bunyan," in the Collins Clear-Type Press ed. of The Pilgrim's Progress, p. xiv:

     He was at length called forth, and set apart by fasting and prayer to the ministerial office, which he executed with faithfulness and success during a long course of years; though frequently with the greatest trepidation and inward disquietude.

2. (countable) A fear or an instance of uneasiness.

Translations

English

Etymology

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

Pronunciation

• Rhymes: -e???n

Noun

perturbation (countable and uncountable, plural perturbations)

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

Related terms

• perturb
• perturbatory

Translations

French

Etymology

Borrowed from Latin perturbatio, perturbationem.

Pronunciation

Noun

perturbation f (plural perturbations)

1. disturbance
2. derangement

Related terms

• perturber

Descendants

• ? Romanian: perturba?ie

Further reading

• “perturbation” in Trésor de la langue française informatisé (The Digitized Treasury of the French Language).