instability

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instability

  • /ɪnstəˈbɪlɪti/ UK
  • /ˌɪnstəˈbɪləti/ Canada, US
  • [ˌɪnstəˈbɪləɾi] Canada, US

Rhymes with -ɪlɪti

Where it comes from

From Middle French instabilité, from Latin instabilitas.

Morphologically in- + stability.

noun instabilities

  1. uncountable The quality of being unstable. The template is [Richard] Nixon’s “madman theory” of diplomatic engagement – shorthand for prompting your adversaries to doubt your sanity and mental instability to the point where they are intimidated into otherwise unlikely concessions.

    Similar: unstability, unstableness, volatility

  2. countable A state that is not in equilibrium, or in which a small change has a large irreversible effect.

Thesaurus

Closest in meaning: unstableness, unbalance, imbalance, unstable, precariousness, uncertainty, lability, unreliability, insecurity, volatility, disorder, chaos, destabilisation, destabilization, unease, disturbance

Translations

Every language

noun quality of being unstable

Españolinestabilidad
中文不穩定 /不稳定 bù wěndìng, 不穩定性 /不稳定性 bù wěndìng xìng, 不穩固 /不稳固 bù wěngù, 不穩固性 /不稳固性 bù wěngù xìng
हिन्दीअसंतुलन asantulan
Portuguêsinstabilidade
Françaisinstabilité
DeutschInstabilität
Italianoinstabilità, dissesto
Русскийнестаби́льность nestabílʹnostʹ, неусто́йчивость neustójčivostʹ, непро́чность nepróčnostʹ, непостоя́нство nepostojánstvo, зы́бкость zýbkostʹ, неуравнове́шенность neuravnovéšennostʹ

noun physical state

Españolinestabilidad
中文不穩定 /不稳定 bù wěndìng, 不穩定性 /不稳定性 bù wěndìng xìng, 不穩固 /不稳固 bù wěngù, 不穩固性 /不稳固性 bù wěngù xìng
DeutschInstabilität
Русскийнеусто́йчивость neustójčivostʹ, непро́чность nepróčnostʹ

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Cite this
MLA

"instability." Wiktionary, via Micwyn, micwyn.com/word/instability. Accessed 6 Nov. 2026.

APA

instability. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/instability

Chicago

"instability." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/instability.

BibTeX
@misc{instability_2026,
  title = {instability},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/instability},
  urldate = {2026-11-06}
}