consumer price index

noun

: an index measuring the change in the cost of typical wage-earner purchases of goods and services expressed as a percentage of the cost of these same goods and services in some base period

called also cost-of-living index

Examples of consumer price index in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Netflix, Coca-Cola, Tesla and Intel are among the names set to report stateside this week, while the September consumer price index is also set for release on Friday and is expected to show that inflation remains hot. Hugh Leask,holly Ellyatt, CNBC, 20 Oct. 2025 And despite the government shutdown, the consumer price index report for September will be issued by the Labor Department on Friday after key personnel were recalled. Jason Ma, Fortune, 19 Oct. 2025 Food prices at grocery stores rose by 0.6% from July to August, the fastest monthly rate change for groceries in three years, according to the September consumer price index from the U.S. Bureau of Labor Statistics. Betty Lin-Fisher, USA TODAY, 8 Oct. 2025 Groceries hit hard: Food prices at grocery stores rose 0.6% from July to August, according to the latest consumer price index from the U.S. Bureau of Labor Statistics. Laura L. Davis, Nashville Tennessean, 2 Oct. 2025 See All Example Sentences for consumer price index

Word History

First Known Use

1945, in the meaning defined above

Time Traveler
The first known use of consumer price index was in 1945

Browse Nearby Words

Cite this Entry

“Consumer price index.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/consumer%20price%20index. Accessed 25 Oct. 2025.

Legal Definition

consumer price index

noun
consumer price in·​dex
: an index measuring the change in the cost of typical wage-earner purchases of goods and services in some base period

called also cost-of-living index

More from Merriam-Webster on consumer price index

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!