The INDEX function returns a value or the reference to a value from within a table or range.

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 …

INDEX definition: 1. an alphabetical list of subjects or names at the end of a book, showing on what page they are…. Learn more.

If you index a book or a collection of information, you make an alphabetical list of the items in it.

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 18, 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.

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