Index

English Meaning

That which points out; that which shows, indicates, manifests, or discloses.

1. Something that serves to guide, point out, or otherwise facilitate reference, especially:
2. An alphabetized list of names, places, and subjects treated in a printed work, giving the page or pages on which each item is mentioned.
3. A thumb index.
4. A table, file, or catalog.
5. Computer Science A list of keywords associated with a record or document, used especially as an aid in searching for information.
6. Something that reveals or indicates; a sign: "Her face . . . was a fair index to her disposition” ( Samuel Butler).
7. A character (☞) used in printing to call attention to a particular paragraph or section. Also called fist, hand.
8. An indicator or pointer, as on a scientific instrument.
9. Mathematics A number or symbol, often written as a subscript or superscript to a mathematical expression, that indicates an operation to be performed, an ordering relation, or a use of the associated expression.
10. A number derived from a formula, used to characterize a set of data.
11. A number that represents the change in price or value of an aggregate of goods, services, wages, or other measurable quantity in comparison with a reference number for a previous period of time.
12. Roman Catholic Church A list formerly published by Church authority, restricting or forbidding the reading of certain books.
13. To furnish with an index: index a book.
14. To enter in an index.
15. To indicate or signal.
16. To adjust through indexation.