From Longman Dictionary of Contemporary Englishconsumer price indexconˌsumer ˈprice ˌindex noun [countable] PEa list of the prices of products that shows how much prices have increased during a particular period of time
Examples from the Corpus
consumer price index• The government will report its December consumer price index on Feb. 1.• Tomorrow's consumer price index for December may provide more definitive clues to the Fed's interest rate strategy.• Salaries are rising barely as fast as the consumer price index, meaning most families do not have more buying power.• Inflation, if you assume the consumer price index is overstated, is barely measurable.• Import prices rise and since imports are a large fraction of consumption, the consumer price index rises right along with imports.• Well, the consumer price index rose just 1 percent in January, the Labor Department reported Wednesday.• The consumer price index would have come a day later.From Longman Business Dictionaryconsumer price indexconˌsumer ˈprice ˌindex abbreviation CPI [countable usually singular]ECONOMICS an index of prices paid for goods and services by the public in shops etc. The CPI is one measure of inflationThe nation’s consumer price index measures changes in a fixed market basket of goods and services. → index 