index
指数,索引,指數,指针
Related Words
Definitions
- 1
plural in·dex·es, in·di·ces [in-duh-seez]. /ˈɪn dəˌsiz/.
- : 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.
- : 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.
- : 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 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.
- : Horology. a leverlike regulator for a hairspring.
- : Roman Catholic Church. Index Librorum Prohibitorum. Index Expurgatorius.
- : 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.
- 1
- : 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 on an official list as politically or morally harmful: The commissar insisted on indexing the book.
- : to rotate on a milling machine in order to repeat the milling operation at a new position.
- : Economics. to adjust automatically according to changes in the cost-of-living level or another economic indicator, especially to offset inflation.
- : Digital Technology. to catalog 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.
Synonyms & Antonyms
Examples
The changes won’t disrupt the level of the index, the company says.
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.
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.
By contrast, health care—the second-largest sector—carries a market cap of just under $4 trillion and represents only 14% of the index.
A helpful pictorial index provides photographs of the actual objects.
There is an expanded place-name index with more than 150,000 entries, and separate undersea, Moon, and Mars features.
He stuck his index finger in the red welt around the spot where bin Laden shot me.
The country was ranked 144 of 177 nations surveyed by Transparency International in its 2013 graft perception index.
He soon invents the “Efram Daniels Expulsion Index (EDEI) … a hybrid futures and prediction market.”
The degree of pallor furnishes a rough index to the amount of hemoglobin in the corpuscle.
Wright and his followers regard the opsonic index as an index of the power of the body to combat bacterial invasion.
A low color-index probably indicates a mild type of the disease.
The color-index is thus almost invariably low, the average being about 0.5.
The changes in hemoglobin and red cells resemble those of a moderate symptomatic anemia, with rather low color-index.