price index

noun

: an index number expressing the level of a group of commodity prices relative to the level of the prices of the same commodities during an arbitrarily chosen base period and used to indicate changes in the level of prices from one period to another

Examples of price index in a Sentence

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The organization’s analysis revealed that the average senior who retired in 1999 has lost nearly $5,000 in Social Security payments due to the government using the CPI-W, a price index that tracks inflation for people who work and live in cities. Suzanne Blake, MSNBC Newsweek, 17 Oct. 2025 Policymakers rely on metrics like the nonfarm payrolls report, retail sales and various price indexes to make their decisions. Jeff Cox, CNBC, 14 Oct. 2025 The Commerce Department reported that its personal consumption expenditures (PCE) price index was up 2.7% in August from a year earlier, up from a 2.6% year-over-year increase in July and most since February. Boston Herald Wire Services, Boston Herald, 27 Sep. 2025 The pace has slowed this year: the real estate price index rose 3.6% in the second quarter, compared with 10.7% in the first. Matthew Martin, semafor.com, 26 Sep. 2025 See All Example Sentences for price index

Word History

First Known Use

1886, in the meaning defined above

Time Traveler
The first known use of price index was in 1886

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Cite this Entry

“Price index.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/price%20index. Accessed 24 Oct. 2025.

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