Definitions for index

• Definition
• Anagrams (43)

index in·dex

Spelling: [in-deks]

IPA: /ˈɪn dɛks/

Index is a 5 letter English word. It's valid Scrabble word worth 13 points. It's valid Words with friends word worth 14 points.

You can make 43 anagrams from letters in index (deinx).

Definitions for index

noun

1. (in a nonfiction book, monograph, etc.) a more or less detailed alphabetical listing of names, places, and topics along with the numbers of the pages on which they are mentioned or discussed, usually included in or constituting the back matter.
2. a sequential arrangement of material, especially in alphabetical or numerical order.
3. something used or serving to point out; a sign, token, or indication:
4. something that directs attention to some fact, condition, etc.; a guiding principle.
5. a pointer or indicator in a scientific instrument.
6. a piece of wood, metal, or the like, serving as a pointer or indicator.
7. Computers. a value that identifies and is used to locate a particular element within a data array or table. a reference table that contains the keys or references needed to address data items.
8. Also called fist, hand. Printing. a sign in the shape of a hand with extended index finger, used to point out a particular note, paragraph, etc.
9. a light, smooth cardboard stock.
10. the forefinger.
11. a number or formula expressing some property, ratio, etc., of something indicated:
12. Statistics. index number.
13. Economics. price index.
14. Algebra. an exponent. the integer n in a radical defining the n- th root: ∛ is a radical having index three. a subscript or superscript indicating the position of an object in a series of similar objects, as the subscripts 1, 2, and 3 in the series x 1 , x 2 , x 3 . winding number.
15. Horology. a leverlike regulator for a hairspring.
16. (initial capital letter) Roman Catholic Church. Index Librorum Prohibitorum. Index Expurgatorius.
17. (usually initial capital letter) any list of forbidden or otherwise restricted material deemed morally or politically harmful by authorities:
18. Optics. index of refraction.
19. Obsolete. a table of contents. a preface or prologue.

verb (used with object)

1. to provide with an index, as a book.
2. to enter in an index, as a name or topic.
3. to serve to indicate:
4. to place (a book) on an official list as politically or morally harmful:
5. to rotate (work) on a milling machine in order to repeat the milling operation at a new position.
6. Economics. to adjust (wages, taxes, etc.) automatically according to changes in the cost-of-living level or another economic indicator, especially to offset inflation.

Origin of index

1350-1400; Middle English Latin: informer, pointer, equivalent to in- in-² + -dec- (combining form of dic-, show, declare, indicate<

Examples for index

That one line merits a single page reference for Tolstoy in the index.

Abu Hassar began to twirl it between his index finger and thumb.

If features are an index to the heart, I have no fears of that.

He stuck his index finger in the red welt around the spot where bin Laden shot me.

Was that one of the crimes denounced to the Congregation of the index?

Pundit Niall Ferguson constructed a Twitter-based index that calculates relative prestige as the ratio of tweets to followers.

Why should the Congregation of the index threaten his work with interdiction?

Perhaps they have met to discuss some affair connected with the index?

And you have learnt that the Congregation of the index has condemned your book, as was inevitable?

When the advocacy group launched this index in 2002, only 13 companies did.