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index
[ in-deks ]
noun
- (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.
- a sequential arrangement of material, especially in alphabetical or numerical order.
- something used or serving to point out; a sign, token, or indication:
a true index of his character.
- something that directs attention to some fact, condition, etc.; a guiding principle.
- a pointer or indicator in a scientific instrument.
- a piece of wood, metal, or the like, serving as a pointer or indicator.
- Digital Technology.
- 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.
- the part of a search engine where website addresses are cataloged with their associated keywords in order to quickly retrieve the most relevant web pages when a user submits a search query.
- a light, smooth cardboard stock.
- the forefinger.
- a number or formula expressing some property, ratio, etc., of something indicated:
index of growth; index of intelligence.
- Statistics. index number.
- Economics. price index.
- Algebra.
- an exponent.
- the integer n in a radical î€ 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 .
- Horology. a leverlike regulator for a hairspring.
- (initial capital letter) Roman Catholic Church.
- (usually initial capital letter) any list of forbidden or otherwise restricted material deemed morally or politically harmful by authorities:
an Index of disapproved books relating to Communism.
- Optics. index of refraction.
- Obsolete.
- a table of contents.
- a preface or prologue.
verb (used with object)
- to provide with an index, as a book.
- to enter in an index, as a name or topic.
- to serve to indicate:
warm breezes indexing the approach of spring.
- to place (a book) on an official list as politically or morally harmful:
The commissar insisted on indexing the book.
- to rotate (work) on a milling machine in order to repeat the milling operation at a new position.
- Economics. to adjust (wages, taxes, etc.) automatically according to changes in the cost-of-living level or another economic indicator, especially to offset inflation.
- Digital Technology. (of a search engine) to catalog (a website) using keywords:
Search engines use automated algorithms to index billions of web pages, but that still accounts for only a fraction of the content on the internet.
index
/ ˈɪ²Ô»åÉ›°ì²õ /
noun
- an alphabetical list of persons, places, subjects, etc, mentioned in the text of a printed work, usually at the back, and indicating where in the work they are referred to
- See thumb index
- library science a systematic list of book titles or author's names, giving cross-references and the location of each book; catalogue
- an indication, sign, or token
- a pointer, needle, or other indicator, as on an instrument
- maths
- another name for exponent
- a number or variable placed as a superscript to the left of a radical sign indicating by its value the root to be extracted, as in ³√8 = 2
- a subscript or superscript to the right of a variable to express a set of variables, as in using x i for x 1 , x 2 , x 3 , etc
- a numerical scale by means of which variables, such as levels of the cost of living, can be compared with each other or with some base number
- a number or ratio indicating a specific characteristic, property, etc
refractive index
- Also calledfist a printer's mark ( ) used to indicate notes, paragraphs, etc
- obsolete.a table of contents or preface
verb
- to put an index in (a book)
- to enter (a word, item, etc) in an index
- to point out; indicate
- to index-link
- to move (a machine or a workpiece held in a machine tool) so that one particular operation will be repeated at certain defined intervals
index
- An alphabetical list of subjects treated in a book. It usually appears at the end of the book and identifies page numbers on which information about each subject appears.
Derived Forms
- ˈ¾±²Ô»å±ð³æ±ô±ð²õ²õ, adjective
- ˈ¾±²Ô»å±ð³æ±ð°ù, noun
Other ˜yÐÄvlogs From
- ¾±²Ôd±ð³æ·²¹Â·²ú±ô±ð adjective
- ¾±²Ôd±ð³æ·±ð°ù noun
- ¾±²Ô·»å±ð³æi·³¦²¹±ô adjective
- ¾±²Ô·»å±ð³æi·³¦²¹±ô·ly adverb
- ¾±²Ôd±ð³æ·±ô±ð²õ²õ adjective
- ²Ô´Ç²Ô·¾±²Ôd±ð³æ±ð»å adjective
- ´Çv±ð°ù·¾±²Ôd±ð³æ verb (used with object)
- ´Çv±ð°ù·¾±²Ôd±ð³æ·ing noun
- °ù±ð·¾±²Ôd±ð³æ verb (used with object)
- ³Ü²Ô·¾±²Ôd±ð³æ±ð»å adjective
- ·É±ð±ô±ô-¾±²Ôd±ð³æ±ð»å adjective
˜yÐÄvlog History and Origins
˜yÐÄvlog History and Origins
Origin of index1
Example Sentences
But the announcement Wednesday rattled investors, with the Standard & Poor’s 500 index dropping 4.8% on Thursday, marking the steepest decline since 2020.
Most actively managed stock funds kept up their record last year of trailing index funds by a wide margin.
The lack of clarity has rattled markets in recent weeks, driving the worst first annual quarter in three years and erasing gains on the Standard & Poor’s 500 index made since Trump’s election victory in November.
Professional investors might react more, as their job may be to try to outperform market indexes, for example, but the average individual might be best served by continuing to buy and hold, rather than overtrading.
Leading share indexes in the US, which have fallen in steeply in recent weeks following Trump's tariff threats, all rose on Monday.
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What Is The Plural Of Index?
Plural word for index
The plural form of index is either indices, pronounced [ in-duh-seez ], or indexes. Indices is more widely used. The plurals of several other singular words that end in -ex or -ix are also formed this way, including appendix/appendices, cortex/cortices, and codex/codices.Ìý
Irregular plurals that are formed like indices derive directly from their original pluralization in Latin. However, the standard English plural -es is often also acceptable for these terms, as in appendixes.
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