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
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In June, the consumer price index rose to a 2.7% annual rate, up from 2.4% in May and 2.3% in April. Steve Kopack, NBC news, 1 Aug. 2025 Prices in these industries fell three times faster than the overall consumer price index. John C. Goodman, Forbes.com, 29 July 2025 This is the Fed's preferred measure of inflation, despite the consumer price index (CPI) garnering more attention. Kevin Stankiewicz,zev Fima, CNBC, 27 July 2025 San Diego is also charging $15,000 per year in base rent, with the amount increasing annually by 3% or by the increase to the consumer price index, whichever is greater. Jennifer Van Grove, San Diego Union-Tribune, 20 July 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

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Cite this Entry

“Consumer price index.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/consumer%20price%20index. Accessed 7 Aug. 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

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