'Instability' definitions:

Definition of 'instability'

(from WordNet)
noun
An unstable order [ant: stability]
noun
Unreliability attributable to being unstable
noun
A lack of balance or state of disequilibrium; "a hormonal imbalance" [syn: imbalance, instability, unbalance] [ant: balance]
noun
The quality or attribute of being unstable and irresolute [syn: instability, unstableness] [ant: stability, stableness]

Definition of 'Instability'

From: GCIDE
  • 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; precariousness; as, the instability of a building. [1913 Webster]
  • 2. Lack of determination of fixedness; inconstancy; fickleness; mutability; changeableness; as, instability of character, temper, custom, etc. --Addison.
  • Syn: Inconstancy; fickleness; changeableness; wavering; unsteadiness; unstableness. [1913 Webster]

Synonyms of 'instability'

From: Moby Thesaurus

Words containing 'Instability'