Dictionary.com
Thesaurus.com

rate of change

American  
[rayt-uhv chaynj] / ˈreɪt əv ˈtʃeɪndʒ /

noun

  1. Mathematics. the ratio between one variable's change and another variable's corresponding change, such as price over time.


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.

The key to reading the earnings revisions tea leaves is to look at the rate of change in guidance on estimates, as opposed to the latest estimates on their own.

From MarketWatch • Apr. 17, 2026

Gamma is essentially the rate of change in a stock option’s delta, and the delta is how an option price changes with changes in the underlying stock.

From Barron's • Apr. 10, 2026

Not only will we have more stability on tariffs, but the rate of change is positive.

From Barron's • Jan. 9, 2026

Affordability isn’t a synonym for inflation, which is the rate of change in the overall price level.

From The Wall Street Journal • Nov. 23, 2025

After the Neolithic Revolution the rate of change slowed almost to a crawl.

From "The Invention of Science" by David Wootton

Vocabulary.com logo
by dictionary.com

Look it up. Learn it forever.

Remember "rate of change" for good with VocabTrainer. Expand your vocabulary effortlessly with personalized learning tools that adapt to your goals.

Take me to Vocabulary.com