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

Recent Examples on the Web

That was also the takeaway from Wednesday’s cooler-than-expected August personal consumption expenditures (PCE) price index, the Fed’s preferred inflation gauge. — Alexa Lomonaco,jeff Nash, CNBC, 3 Oct. 2026

Fed officials received positive inflation news on Wednesday, in the form of the Bureau of Economic Analysis’s (BEA) personal consumption expenditures (PCE) price index. — Max Rego, The Hill, 1 Oct. 2026

Word History

First Known Use

1886, in the meaning defined above