Definition of volatility in English:

volatility

noun

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’
    • ‘Due to the volatility of the situation, managers tend to withdraw power from the working levels lest local autonomy causes dissonance.’
    • ‘Banks are less eager to lend money to an industry with irrational volatility.’
    • ‘Raw material volatility continues to plague the industry.’
    • ‘With that kind of price volatility we are in favor of all kinds of risk management.’
    • ‘The chairman said commodities volatility is a normal part of doing business.’
    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.’
      • ‘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.’
      • ‘She brings the right qualities to Cleopatra: quicksilver energy, boundless curiosity and emotional volatility.’
  • 2Tendency of a substance to evaporate at normal temperatures.

    ‘the volatility of chemicals in an indoor environment’
    • ‘Pesticide volatility increases with increasing temperature.’
    • ‘An international collaboration of radiochemists has determined the volatility of bohrium, element 107 - the heaviest element yet whose chemistry has been successfully investigated.’
    • ‘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.’
    • ‘In the summer, temperatures at the soil surface may exceed 140 degrees on a clear day, greatly enhancing conditions for volatility.’
    • ‘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.’

Pronunciation

volatility

/vɒləˈtɪlɪti/