Volatility is the trait of being excitable and unpredictable. Your volatility might ultimately be the thing that makes you unsuitable as a preschool teacher.

The noun volatility is the characteristic of changing often and unpredictably. Your sister's volatility might be shown in how quickly she switches from laughing to crying. If you talk about the volatility of the stock market, stock prices are most likely fluctuating wildly. In chemistry, volatility means the speed with which a substance changes from solid to liquid, liquid to vapor, and so on. The root is the Latin volatilis, "fleeting, transitory, flying."

Definitions of volatility

n being easily excited

excitability, excitableness
boiling point
being highly angry or excited; ready to boil over
Type of:
emotionalism, emotionality
emotional nature or quality

n the trait of being unpredictably irresolute

“the volatility of the market drove many investors away”
Type of:
irresoluteness, irresolution
the trait of being irresolute; lacking firmness of purpose

n the property of changing readily from a solid or liquid to a vapor

Type of:
chemical property
a property used to characterize materials in reactions that change their identity

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