noun (plural instabilities)[mass noun]
- 1The state of being unstable; lack of stability: political and economic instabilityMore example sentences
unreliability, uncertainty, unpredictability, unpredictableness, precariousness, unsteadiness, insecurity, vulnerability, perilousness, riskiness; impermanence, temporariness, transience, inconstancy, changeability, variability; fluidity, fluctuation, rise and fall, rising and falling• informal chanciness, iffinessBritish • informal dodginess• literary mutabilityunsteadiness, unsoundness, shakiness, ricketiness, wobbliness, frailty, fragility, flimsiness, insubstantiality
- Economic hardship and popular demoralisation may create social and political instabilities which are more formidable threats to the regime than war with South Korea.
- Economic or political instabilities within Pakistan could easily ignite the conflict once more.
- Some simple arithmetic can give us a broader view of these structural instabilities.
- 1.1Tendency to unpredictable behaviour or erratic changes of mood: she showed increasing signs of mental instabilityMore example sentences
- It emerged that Sharpe had a history of mental instability and had had psychiatric treatment.
- He is unbalanced, and that mental instability makes him a danger to himself and to others.
- This may be a reflection of Victorian attitudes towards mental instability.
late Middle English: from French instabilité, from Latin instabilitas, from instabilis, from in- 'not' + stabilis (see stable1).