[] ( RPI) () in the UK, a list of the prices of some ordinary goods and services which shows how much these prices change each month, used to measure the rate of inflation (= a general rise in the prices of goods and services over a period of time)零售物价指数◆The UK Retail Price Index for November has risen by 0.1%.英国 11 月的零售物价指数上升了 0.1%。SYNconsumer price index , cost-of-living index