stock index
noun🔊/ˈstɒk ɪndeks/
🔊/ˈstɑːk ɪndeks/
(North American English) (also share index British and North American English)
[usually singular]a list that shows the current value of shares on the stock market, based on the prices of shares of particular companies 股票价格指数 The S&P 500 stock index includes 500 large companies. 标准普尔500指数包括500家大公司。