instability

instability
I
(New American Roget's College Thesaurus)
n. changeableness, unsteadiness, inconstancy.
II
(Roget's IV) n.
Syn. inconstancy, changeability, immaturity, mutability, variability, unstableness, nonuniformity, inconsistency, irregularity, imbalance, disequilibrium, unsteadiness, shakiness, precariousness, vulnerability, pliancy, fluidity, restlessness, inquietude, disquiet, anxiety, fluctuation, alternation, oscillation, fitfulness, impermanence, transience, vacillation, hesitation, flightiness, capriciousness, wavering, irresolution, uncertainty, fickleness, volatility; see also change 1 , mobility , weakness 1 , 2 .
III
(Roget's 3 Superthesaurus) a.
unstableness, unsteadiness, shakiness, imbalance, precariousness, insecurity, variability, inconstancy, impermanence, vacillation, fickleness, capriciousness, volatility.
ANT.: stability, equilibrium, steadiness
IV
(Roget's Thesaurus II) noun 1. The quality or condition of being physically unsteady: precariousness, ricketiness, shakiness, unstableness, unsteadiness, wobbliness. See FLEXIBLE. 2. The quality or condition of being erratic and undependable: insecureness, insecurity, precariousness, shakiness, unstableness, unsteadiness, unsureness. See CHANGE, STRONG.

English dictionary for students. 2013.

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  • Instability — In sta*bil i*ty, n.; pl. {Instabilities}. [L. instabilitas: cf. F. instabilit[ e].] [1913 Webster] 1. The quality or condition of being unstable; lack of stability, firmness, or steadiness; liability to give way or to fail; insecurity;… …   The Collaborative International Dictionary of English

  • instability — UK US /ˌɪnstəˈbɪləti/ noun [U or C] (plural instabilities) ► ECONOMICS, POLITICS the fact of a situation being likely to change, in a way that is worrying, or the changes that happen: political/economic instability »Investors should keep in mind… …   Financial and business terms

  • instability — [in΄stə bil′ə tē] n. 1. lack of stability; unstableness; specif., a) lack of firmness or steadiness b) lack of determination; irresolution 2. tendency to behave or react violently or erratically [the instability of a chemical compound, emotional… …   English World dictionary

  • instability — instability. См. нестабильность. (Источник: «Англо русский толковый словарь генетических терминов». Арефьев В.А., Лисовенко Л.А., Москва: Изд во ВНИРО, 1995 г.) …   Молекулярная биология и генетика. Толковый словарь.

  • instability — index doubt (indecision), fault (weakness), frailty, inconsistency, indecision, jeopardy, risk …   Law dictionary

  • instability — early 15c., from M.Fr. instabilite inconstancy, from L. instabilitatem (nom. instabilitas) unsteadiness, from instabilis unsteady, from in not, opposite of (see IN (Cf. in ) (1)) + stabilis (see STABLE (Cf. stable) (2)) …   Etymology dictionary

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  • instability — ► NOUN (pl. instabilities) ▪ lack of stability …   English terms dictionary

  • Instability — [ Hydrodynamics simulation of the Rayleigh–Taylor instability [Shengtai Li, Hui Li Parallel AMR Code for Compressible MHD or HD Equations (Los Alamos National Laboratory) [http://math.lanl.gov/Research/Highlights/amrmhd.shtml] ] ] Instability in… …   Wikipedia

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  • instability — [[t]ɪ̱nstəbɪ̱lɪti[/t]] instabilities N UNCOUNT: also N in pl Instability is the quality of being unstable. ...unpopular policies, which resulted in social discontent and political instability. ...Caligula s inherent mental instability... The… …   English dictionary

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