Definition of volatility in English:



mass noun
  • 1Liability to change rapidly and unpredictably, especially for the worse.

    ‘the succession of new rulers contributed to the volatility of the situation’
    ‘a week of historic stock market volatility’
    • ‘The chairman said commodities volatility is a normal part of doing business.’
    • ‘Banks are less eager to lend money to an industry with irrational volatility.’
    • ‘Due to the volatility of the situation, managers tend to withdraw power from the working levels lest local autonomy causes dissonance.’
    • ‘Raw material volatility continues to plague the industry.’
    • ‘With that kind of price volatility we are in favor of all kinds of risk management.’
    1. 1.1 Liability to display rapid changes of emotion.
      ‘the children have been exposed to the full force of her volatility’
      • ‘The cockiness and latent volatility of his off-screen persona is sadly absent.’
      • ‘It gave me a real sense of the volatility of their relationship.’
      • ‘She brings the right qualities to Cleopatra: quicksilver energy, boundless curiosity and emotional volatility.’
      • ‘He plays the desperation and volatility of the character to perfection.’
      • ‘My conjecture is that he owes his restlessness and volatility to his Spanish blood from his mother's side.’
  • 2Tendency of a substance to evaporate at normal temperatures.

    ‘the volatility of chemicals in an indoor environment’
    • ‘Neither the volatility of chemicals in an indoor environment, nor whether pesticide residues may be absorbed by the skin during handling of flowers is addressed.’
    • ‘In the summer, temperatures at the soil surface may exceed 140 degrees on a clear day, greatly enhancing conditions for volatility.’
    • ‘Pesticide volatility increases with increasing temperature.’
    • ‘A vanguard of enterprising organisms upgraded their metabolism with proteins that could harness the volatility of oxygen to increase the amount of energy extracted from carbohydrates.’
    • ‘An international collaboration of radiochemists has determined the volatility of bohrium, element 107 - the heaviest element yet whose chemistry has been successfully investigated.’