The meaning of INDEX is a list (as of bibliographical information or citations to a body of literature) arranged usually in alphabetical order of some specified datum (such as author, subject, or …

How to use the INDEX function in Excel to return a value or reference to a value within a table or range.

1 day ago · SPX | A complete S&P 500 Index index overview by MarketWatch. View stock market news, stock market data and trading information.

INDEX definition: 1. an alphabetical list, such as one printed at the back of a book showing which page a subject…. Learn more.

In mathematics, indices are the little numbers that show how many times you must multiply a number by itself. In the equation 3² = 9, the number 2 is an index.

A number providing a measure of some quantity derived by a formula, usually a form of averaging, from multiple quantities; -- used mostly in economics; as, the index of leading …

index: Something that serves to guide, point out, or otherwise facilitate reference, especially.

1. a. To furnish with an index: index a book. b. To enter in an index. 2. To indicate or signal. 3. To adjust through indexation.

May 9, 2025 · An index measures the performance of a basket of securities intended to replicate a certain area of the market such as the Standard & Poor's 500.

From Latin index (“a discoverer, informer, spy; of things, an indicator, the forefinger, a title, superscription”), from indicō (“point out, show”); see indicate.