volatility

• Nom désignant la propriété de subir des variations rapides et imprévisibles, notamment en parlant d'une substance, d'une humeur ou des conditions du marché.

A noun referring to the quality of being subject to rapid, unpredictable change, especially in terms of substance, mood, or market conditions.

indénombrable

1. Tendency to vaporizeC1formalscientific

   The property of a substance to change readily from a solid or liquid state into a vapor.

   Volatilité (chimie)

   • The volatility of gasoline makes it dangerous near open flames.
   • Chemists measure the volatility of different solvents.
   • High volatility in a liquid means it evaporates quickly.

   Antonymesfixitystability

2. Unpredictable changeB2formal

   The trait of being unpredictably irresolute or subject to sudden, often drastic, change.

   volatilité (changement imprévisible)

   • The volatility of the stock market worried investors.
   • Political volatility in the region led to instability.
   • Her emotional volatility made it hard to predict her reactions.

   Synonymescapriciousnesschangeabilityficklenessfluctuationinstabilityturbulenceunpredictabilityunsteadinessvariability

   Antonymesconstancypredictabilityreliabilitystabilitysteadiness

3. B2informal

   A tendency to become easily excited or agitated.

   Émotivité excessive

   • His volatility often led to arguments over small issues.
   • The child's volatility was a challenge for the teacher.
   • She tried to control her volatility during the tense meeting.

   Synonymesagitationcapriciousnessexcitabilitymoodinessrestlessness

   Antonymescalmnesscomposureequanimityserenitysteadiness