volatility
Americannoun
Explanation
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."
Vocabulary lists containing volatility
This Week in Words: October 21- 27, 2018
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Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Long before this year’s geopolitical shocks and fuel-price volatility, Spirit was already in decline.
From The Wall Street Journal • Apr. 26, 2026
Kirby believes that giving premium customers reasons to feel loyal to the brand will help insulate United from the volatility.
From The Wall Street Journal • Apr. 25, 2026
The balance-sheet debate, if pressed, could introduce new volatility.
From Barron's • Apr. 24, 2026
This is done to avoid short-term volatility and better capture longer-term inflation trends.
From Slate • Apr. 24, 2026
The most striking change in his personality was his volatility: good news triggered uncontained outbursts of joy, often extinguished only through increasingly acrobatic bouts of physical exercise, while bad news plunged him into inconsolable desolation.
From "The Gene" by Siddhartha Mukherjee
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
