noun, plural in·dex·es, in·di·ces [in-duh-seez]. /ˈɪn dəˌsiz/.
- 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.
- 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 x1, x2, x3.
- winding number.
- a table of contents.
- a preface or prologue.
verb (used with object)
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Origin of index
OTHER WORDS FROM index
Words nearby index
Example sentences from the Web for index
The changes won’t disrupt the level of the index, the company says.Salesforce, Amgen, and Honeywell Int’l will join Dow Jones Industrial Average|Andrew Nusca|August 24, 2020|Fortune
In its updated 2020 wildfire mitigation plan, SDG&E said it developed a vegetation risk index, which could help identify where it needs to do the 25-foot pruning.Watchdog Warns: SDG&E’s Tree-Trimming Plan Could Worsen Wildfires|MacKenzie Elmer|August 24, 2020|Voice of San Diego
SAC spun the index off into a separate company in 2019 to further develop the technology behind it, and is promoting its adoption by other industries.
On those two previous occasions, value beat the index by the biggest margin.The champ’s big comeback: Why beaten-down value stocks are poised to thrive|Shawn Tully|August 18, 2020|Fortune
By contrast, health care—the second-largest sector—carries a market cap of just under $4 trillion and represents only 14% of the index.‘It’s clicks versus bricks’: Why tech stocks won’t be fading anytime soon|reymashayekhi|August 17, 2020|Fortune
He stuck his index finger in the red welt around the spot where bin Laden shot me.
Abu Hassar began to twirl it between his index finger and thumb.
When the advocacy group launched this Index in 2002, only 13 companies did.
That one line merits a single page reference for Tolstoy in the index.John Sutherland‘s Enjoyable Little History of Literature|Malcolm Forbes|November 29, 2013|DAILY BEAST
Pundit Niall Ferguson constructed a Twitter-based index that calculates relative prestige as the ratio of tweets to followers.
Slowly her right hand rose above her head with its index finger extended and slowly came down to her side.The Light in the Clearing|Irving Bacheller
These facts are related, says the Commentator, as an index to or test of the honesty of metal-workers.Hindu Law and Judicature|Yjnavalkya
His blue eyes sparkled and flashed, his clean-cut mobile features were an index to his slightest shades of feeling and expression.Adventure|Jack London
The ball had pierced my hand by the metacarpus under the index finger, and had broken the first phalanges.The Memoires of Casanova, Complete|Jacques Casanova de Seingalt
First page of index : 'ullimentary' changed to 'Allimentary'; also 'ilstrating' channged to 'illustrating'.The Nervous Child|Hector Charles Cameron
British Dictionary definitions for index
noun plural -dexes or -dices (-dɪˌsiːz)
- another name for exponent (def. 4)
- 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
Derived forms of indexindexer, nounindexless, adjective
Word Origin for index
Medical definitions for index
n. pl. in•dex•es
Other words from indexin′dex′ v.
Cultural definitions for 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.