an index of the changes in the prices of goods and services, based on the prices of the same goods and services at a period arbitrarily selected as a base, usually expressed as 100.
Word Lookups From Obama’s Farewell SpeechPresident Barack Obama’s second and final term is at an end. He gave his farewell speech Tuesday January 10 in Chicago, the city that launched his rise to national prominence. Word choices and speech patterns of our world leaders are a constant source of discussion (and comedy skits), as every administration has a style and at least one tic. Long known as an effective public …
Origin of price index
First recorded in 1885–90
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019