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Noun: volatility  ,vó-lu'ti-lu-tee
  1. The property of changing readily from a solid or liquid to a vapour
  2. The trait of being unpredictably irresolute
    "the volatility of the market drove many investors away";
    - unpredictability
  3. Being easily excited
    - excitability, excitableness

Derived forms: volatilities

Type of: chemical property, emotionalism, emotionality, irresoluteness, irresolution

Encyclopedia: Volatility, uncertainty, complexity and ambiguity