index

名词 n. 动词 v.
中文释义
英 /ˈɪndɛks/    美 /ˈɪndɛks/|/ˈɪndeks/

英文释义

名词 n.
  1. An alphabetical listing of items and their location.
    — The index of a book lists words or expressions and the pages of the book upon which they are to be found.
  2. The index finger; the forefinger.
  3. A movable finger on a gauge, scale, etc.
  4. A symbol resembling a pointing hand, used to direct particular attention to a note or paragraph.
  5. That which points out; that which shows, indicates, manifests, or discloses.
    — Among the gravity indexes is the severance of diplomatic relations.
  6. A sign; an indication; a token.
    — His son's empty guffaws […] struck him with pain as the indices of a weak mind.
  7. A type of noun where the meaning of the form changes with respect to the context; e.g., 'Today's newspaper' is an indexical form since its referent will differ depending on the context. See also icon and symbol.
  8. A single number calculated from an array of prices or of quantities.
  9. A number representing a property or ratio; a coefficient.
    — In other words, we predict that the index for a new pair of materials can be obtained from the indexes of the individual materials, both against air or against vacuum.
  10. A raised suffix indicating a power.
  11. An integer or other key indicating the location of data, e.g. within an array, vector, database table, associative array, or hash table. especially
  12. A data structure that improves the performance of operations on a table.
  13. The number of cosets that exist.
    — The index of 2ℤ in ℤ is 2.
  14. A prologue indicating what follows. obsolete
    — Ay me, what act, that roars so loud and thunders in the index?
动词 v.
  1. To arrange an index for something, especially a long text. transitive
    — MySQL does not index short words and common words.
  2. To inventory; to take stock.
  3. To normalise in order to account for inflation; to correct for inflation by linking to a price index in order to maintain real levels.
  4. To measure by an associated value.
    — For thousands of years, human progress was indexed to the ease and speed of our mobility: our capacity to walk on two legs, and then to ride on animals, sail on boats, chug across the land and fly through the air, all to procure for ourselves the food and materials we wanted.
  5. To be indexical for (some situation or state of affairs); to indicate. transitive
    — For example, the feature I indexes the current speaker in the speech event and you, the current addressee.
  6. To access a value in a data container by an index.
  7. To use a mechanism to move an object to a precise location. transitive

词形变化

indexes plural indices plural index's obsolete,plural indexes present,singular,third-person indexing participle,present indexed participle,past indexed past

词汇关系

衍生词
Aarne-Thompson-Uther index abundancy index anti-index anti-knock index Atiyah-Singer index theorem Balassa index Banzhaf power index body mass index burning index business index card-index card index Carrico index closet index clustered index coindex consumer price index corpulence index covering index crackpot index cranial index cross-index de Bruijn index deindex disposition index ease of doing business index edge index Gini index Gittins index glindex glycaemic index glycemic index gnathic index Gunning fog index Hawking Index heat index Herfindahl index h-index Hoover index Horowitz index humidex hyperindex indexal index card index case index digit index fossil index fund indexic indexical indexless indexlike index-linked index locorum index nominum index of refraction index of suspicion index patient index register index rerum index term index verborum inverted index iodine index Jaccard index Kardashian index linguistic diversity index memex misery index nasal index Nikkei index nonclustered index open index orbital index Palmer drought index Palmer index Pokédex ponderal index price index process window index producer price index Quetelet index Quetelet's index ramp travel index refractive index Robin Hood index Rohrer's index Rolodex Schutz index Sensex Soundex stock market index subindex superindex tab index temperature-humidity index therapeutic index thumb index Törnqvist index Townsend deprivation index unindex vital index vulnerability index z-index indexability indexabl indexer overindex reindex
相关词
indicate indication indicator indicia

词源

词源 1
Etymology tree
Latin indexder.
English index
From Latin index (“a discoverer, informer, spy; of things, an indicator, the forefinger, a title, superscription”), from indicō (“point out, show”); see indicate.
词源 2
Etymology tree
Latin indexder.
English index
From Latin index (“a discoverer, informer, spy; of things, an indicator, the forefinger, a title, superscription”), from indicō (“point out, show”); see indicate.
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