Standard Lemma guide

index

name · noun · verb · 36 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • Canada, General-American, Received-Pronunciation: /ˈɪndɛks/
  • California: /ˈɪndɛks/
  • California: [ˈɪndæks] California Vowel Shift
  • California, Southern: Recorded audio is listed in the source snapshot.
  • Australian: /ˈɪndeks/
  • CMU ARPABET: IH1 N D EH0 K S Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

name

Meaning 1

An unincorporated community in Miller County, Arkansas.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

name

Meaning 2

An unincorporated community in Morgan County, Kentucky.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

name

Meaning 3

A ghost town in Cass County, Missouri.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

name

Meaning 4

A small hamlet in Otsego County, New York.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

5

name

Meaning 5

An unincorporated community in King George County, Virginia.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

6

name

Meaning 6

A town in Snohomish County, Washington.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

7

name

Meaning 7

An unincorporated community in Gilmer County, West Virginia.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

8

noun

Meaning 8

An alphabetical listing of items and their location.

Definition source: English Wiktionary via Wiktextract

Examples

  • The index of a book lists words or expressions and the pages of the book upon which they are to be found.
  • He isn't able to find the index of the book.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

9

noun

Meaning 9

The index finger; the forefinger.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: arrow-finger, demonstrator, first finger, forefinger, index, index finger, lickpot, pointer, pointer finger, pointling, showing finger, teacher, trigger finger

Antonyms: none provided

10

noun

Meaning 10

A movable finger on a gauge, scale, etc.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: pointer

Antonyms: none provided

11

noun

Meaning 11

A symbol resembling a pointing hand, used to direct particular attention to a note or paragraph.

Definition source: English Wiktionary via Wiktextract

Topics: media, publishing, typography

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: manicule, see others in Wikipedia at manicule § Terminology

Antonyms: none provided

12

noun

Meaning 12

That which points out; that which shows, indicates, manifests, or discloses.

Definition source: English Wiktionary via Wiktextract

Examples

  • Among the gravity indexes is the severance of diplomatic relations.

Meaning relationships

Synonyms: indicator

Antonyms: none provided

13

noun

Meaning 13

A sign; an indication; a token.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

14

noun

Meaning 14

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.

Definition source: English Wiktionary via Wiktextract

Topics: human-sciences, linguistics, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

15

noun

Meaning 15

A single number calculated from an array of prices or of quantities.

Definition source: English Wiktionary via Wiktextract

Topics: economics, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

16

noun

Meaning 16

A number representing a property or ratio; a coefficient.

Definition source: English Wiktionary via Wiktextract

Topics: sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

17

noun

Meaning 17

A raised suffix indicating a power.

Definition source: English Wiktionary via Wiktextract

Topics: mathematics, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

18

noun

Meaning 18

An integer or other key indicating the location of data, e.g. within an array, vector, database table, associative array, or hash table.

Definition source: English Wiktionary via Wiktextract

Usage: especially

Topics: computing, databases, engineering, mathematics, natural-sciences, physical-sciences, programming, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

19

noun

Meaning 19

A data structure that improves the performance of operations on a table.

Definition source: English Wiktionary via Wiktextract

Topics: computing, databases, engineering, mathematics, natural-sciences, physical-sciences, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

20

noun

Meaning 20

The number of cosets that exist.

Definition source: English Wiktionary via Wiktextract

Qualifier: index of a subgroup

Topics: algebra, mathematics, sciences

Examples

  • The index of 2Z in Z is 2.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

21

noun

Meaning 21

A prologue indicating what follows.

Definition source: English Wiktionary via Wiktextract

Usage: obsolete

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

22

verb

Meaning 22

To arrange an index for something, especially a long text.

Definition source: English Wiktionary via Wiktextract

Usage: transitive

Examples

  • MySQL does not index short words and common words.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

23

verb

Meaning 23

To inventory; to take stock.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

24

verb

Meaning 24

To normalise in order to account for inflation; to correct for inflation by linking to a price index in order to maintain real levels.

Definition source: English Wiktionary via Wiktextract

Topics: economics, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

25

verb

Meaning 25

To measure by an associated value.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

26

verb

Meaning 26

To be indexical for (some situation or state of affairs); to indicate.

Definition source: English Wiktionary via Wiktextract

Usage: transitive

Topics: human-sciences, linguistics, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

27

verb

Meaning 27

To access a value in a data container by an index.

Definition source: English Wiktionary via Wiktextract

Topics: computing, engineering, mathematics, natural-sciences, physical-sciences, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

28

verb

Meaning 28

To use a mechanism to move an object to a precise location.

Definition source: English Wiktionary via Wiktextract

Usage: transitive

Topics: engineering, mechanical, mechanical-engineering, natural-sciences, physical-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

29

noun

Meaning 29

the finger next to the thumb

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: index finger, forefinger

Antonyms: none provided

Broader terms: finger

30

noun

Meaning 30

an alphabetical listing of names and topics along with page numbers where they are discussed

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: list, listing

Narrower terms: concordance

31

noun

Meaning 31

a number or ratio (a value on a scale of measurement) derived from a series of observed facts; can reveal relative changes as a function of time

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: index number, indicant, indicator

Antonyms: none provided

Broader terms: fact

Narrower terms: body mass index, BMI, business index, leading indicator, price index, price level, short account, stock index, stock market index

32

noun

Meaning 32

a mathematical notation indicating the number of times a quantity is multiplied by itself

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: exponent, power

Antonyms: none provided

Broader terms: mathematical notation

Narrower terms: degree, logarithm, log

33

noun

Meaning 33

a numerical scale used to compare variables with one another or with some reference number

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: scale, scale of measurement, graduated table, ordered series

Narrower terms: margin of safety, safety margin, margin of error

34

verb

Meaning 34

adjust through indexation

Definition source: Princeton WordNet 3.0

Examples

  • The government indexes wages and prices

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: determine, shape, mold, influence, regulate

35

verb

Meaning 35

provide with an index

Definition source: Princeton WordNet 3.0

Examples

  • index the book

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: supply, provide, render, furnish

36

verb

Meaning 36

list in an index

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: list

Narrower terms: cross-index

History

Etymology

Etymology tree Proto-Indo-European *h1én Proto-Italic *en Old Latin en Latin in Proto-Indo-European *deyḱ- Proto-Indo-European *déyḱeti Proto-Italic *deikō Latin dīcō Proto-Indo-European *-s Latin -s 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.

Across languages

Translations

181 source translations are retained for this English entry.

  • Afrikaans: indeks — alphabetical listing of items
  • Albanian: indeks — alphabetical listing of items
  • Arabic: دَلِيل (dalīl) — alphabetical listing of items
  • Armenian: ինդեքս (indekʻs) — alphabetical listing of items
  • Basque: indizea — alphabetical listing of items
  • Belarusian: і́ндэкс (índeks) — alphabetical listing of items
  • Bengali: সূচী (śuci) — alphabetical listing of items
  • Bulgarian: и́ндекс (índeks) — alphabetical listing of items
  • Catalan: índex — alphabetical listing of items
  • Chinese Mandarin: 索引 (suǒyǐn) — alphabetical listing of items
  • Chinese Mandarin: 引得 (yǐndé) — alphabetical listing of items
  • Czech: rejstřík — alphabetical listing of items
  • Czech: index — alphabetical listing of items
  • Danish: indeks — alphabetical listing of items
  • Danish: indholdsfortegnelse — alphabetical listing of items
  • Dutch: inhoud — alphabetical listing of items
  • Dutch: index — alphabetical listing of items
  • Dutch: register — alphabetical listing of items
  • Esperanto: indekso — alphabetical listing of items
  • Finnish: hakemisto — alphabetical listing of items
  • French: index — alphabetical listing of items
  • Galician: índice — alphabetical listing of items
  • Georgian: საძიებელი (saʒiebeli) — alphabetical listing of items
  • German: Index — alphabetical listing of items
  • German: Verzeichnis — alphabetical listing of items
  • Greek: κατάλογος (katálogos) — alphabetical listing of items
  • Greek: ευρετήριο (evretírio) — alphabetical listing of items
  • Greek: πίνακας (pínakas) — alphabetical listing of items
  • Hebrew: מפתח (mafteakh) — alphabetical listing of items
  • Hindi: अनुक्रम (anukram) — alphabetical listing of items
  • Hungarian: névmutató — alphabetical listing of items
  • Hungarian: tárgymutató — alphabetical listing of items
  • Hungarian: mutató — alphabetical listing of items
  • Hungarian: jegyzék — alphabetical listing of items
  • Icelandic: atriðaskrá — alphabetical listing of items
  • Icelandic: röðunarskrá — alphabetical listing of items
  • Icelandic: veldisvísir — alphabetical listing of items
  • Ido: indexo — alphabetical listing of items
  • Indonesian: indeks — alphabetical listing of items
  • Irish: innéacs — alphabetical listing of items
  • Italian: indice — alphabetical listing of items
  • Japanese: 索引 (sakuin) — alphabetical listing of items
  • Japanese: インデックス (indekkusu) — alphabetical listing of items
  • Japanese: 表題 (hyōdai) — alphabetical listing of items
  • Japanese: 総目録 (sōmokuroku) — alphabetical listing of items
  • Kannada: ಸೂಚಿ (sūci) — alphabetical listing of items
  • Korean: 색인 (saegin) — alphabetical listing of items
  • Latin: index — alphabetical listing of items
  • Lithuanian: indeksas — alphabetical listing of items
  • Macedonian: индекс (indeks) — alphabetical listing of items
  • Malay: indeks — alphabetical listing of items
  • Maltese: indiċi — alphabetical listing of items
  • Māori: tātai pukapuka — alphabetical listing of items
  • Norwegian: innhold — alphabetical listing of items
  • Norwegian: indeks — alphabetical listing of items
  • Norwegian: innholdsfortegnelse — alphabetical listing of items
  • Norwegian: stikkordregister — alphabetical listing of items
  • Persian: نمایه (namâye) — alphabetical listing of items
  • Persian: فهرست (fehrest) — alphabetical listing of items
  • Persian: شاخص (šâxes) — alphabetical listing of items
  • Persian: نمودار (nemudâr) — alphabetical listing of items
  • Polish: spis — alphabetical listing of items
  • Polish: indeks — alphabetical listing of items
  • Polish: skorowidz — alphabetical listing of items
  • Portuguese: índice — alphabetical listing of items
  • Romanian: index — alphabetical listing of items
  • Russian: указа́тель (ukazátelʹ) — alphabetical listing of items
  • Russian: и́ндекс (índɛks) — alphabetical listing of items
  • Scottish Gaelic: clàr-amais — alphabetical listing of items
  • Serbo-Croatian: ка̀зало — alphabetical listing of items
  • Serbo-Croatian: пока̀затељ — alphabetical listing of items
  • Serbo-Croatian: ѝндекс — alphabetical listing of items
  • Serbo-Croatian: kàzalo — alphabetical listing of items
  • Serbo-Croatian: pokàzatelj — alphabetical listing of items
  • Serbo-Croatian: ìndeks — alphabetical listing of items
  • Slovak: index — alphabetical listing of items
  • Slovene: kazalo — alphabetical listing of items
  • Slovene: indeks — alphabetical listing of items
  • Slovene: kazalec — alphabetical listing of items
  • Spanish: índice — alphabetical listing of items
  • Swedish: index — alphabetical listing of items
  • Swedish: förteckning — alphabetical listing of items
  • Tagalog: talaturuan — alphabetical listing of items
  • Tamil: அட்டவணை (aṭṭavaṇai) — alphabetical listing of items
  • Telugu: సూచిక (sūcika) — alphabetical listing of items
  • Telugu: విషయ సూచిక (viṣaya sūcika) — alphabetical listing of items
  • Thai: ดัชนี (datchanee) — alphabetical listing of items
  • Turkish: dizin — alphabetical listing of items
  • Turkish: endeks — alphabetical listing of items
  • Ukrainian: і́ндекс (índeks) — alphabetical listing of items
  • Vietnamese: chỉ số — alphabetical listing of items
  • Vietnamese: chỉ mục — alphabetical listing of items
  • Welsh: dangoseg — alphabetical listing of items
  • Welsh: ddangoseg — alphabetical listing of items
  • Welsh: fynegai — alphabetical listing of items
  • Welsh: mynegai — alphabetical listing of items
  • Welsh: nangoseg — alphabetical listing of items
  • Spanish: índice — index finger
  • Finnish: osoitin — movable finger on a gauge, scale, etc.
  • Spanish: índice — movable finger on a gauge, scale, etc.
  • Spanish: índex — movable finger on a gauge, scale, etc.
  • Finnish: merkki — that which points out; that which shows, indicates, manifests, or discloses
  • Finnish: indikaattori — that which points out; that which shows, indicates, manifests, or discloses
  • Māori: kuputohu — that which points out; that which shows, indicates, manifests, or discloses
  • Azerbaijani: göstərici — sign, indication, token
  • Bulgarian: знак (znak) — sign, indication, token
  • Bulgarian: показател (pokazatel) — sign, indication, token
  • Finnish: merkki — sign, indication, token
  • Galician: indicio — sign, indication, token
  • Greek: ένδειξη (éndeixi) — sign, indication, token
  • Russian: показа́тель (pokazátelʹ) — sign, indication, token
  • Russian: знак (znak) — sign, indication, token
  • Finnish: indeksi — linguistics: type of noun
  • Bulgarian: индекс (indeks) — economics: single number calculated from an array of prices or quantities
  • Chinese Mandarin: 指數 /指数 (zhǐshù) — economics: single number calculated from an array of prices or quantities
  • Czech: index — economics: single number calculated from an array of prices or quantities
  • Finnish: indeksi — economics: single number calculated from an array of prices or quantities
  • French: indice — economics: single number calculated from an array of prices or quantities
  • Georgian: ინდექსი (indeksi) — economics: single number calculated from an array of prices or quantities
  • Greek: δείκτης (deíktis) — economics: single number calculated from an array of prices or quantities
  • Hungarian: index — economics: single number calculated from an array of prices or quantities
  • Italian: indice — economics: single number calculated from an array of prices or quantities
  • Polish: indeks — economics: single number calculated from an array of prices or quantities
  • Russian: и́ндекс (índɛks) — economics: single number calculated from an array of prices or quantities
  • Swedish: index — economics: single number calculated from an array of prices or quantities
  • Turkish: indeks — economics: single number calculated from an array of prices or quantities
  • Bulgarian: коефициент (koeficient) — science: number representing a property or ratio
  • Finnish: kerroin — science: number representing a property or ratio
  • Finnish: indeksi — science: number representing a property or ratio
  • Greek: συντελεστής (syntelestís) — science: number representing a property or ratio
  • Māori: tauine — science: number representing a property or ratio
  • Polish: indeks — science: number representing a property or ratio
  • Russian: коэффицие́нт (koefficijént) — science: number representing a property or ratio
  • Bulgarian: степенен показател (stepenen pokazatel) — mathematics: raised suffix indicating a power
  • Finnish: eksponentti — mathematics: raised suffix indicating a power
  • Galician: expoñente — mathematics: raised suffix indicating a power
  • Greek: εκθέτης (ekthétis) — mathematics: raised suffix indicating a power
  • Hungarian: kitevő — mathematics: raised suffix indicating a power
  • Hungarian: hatványkitevő — mathematics: raised suffix indicating a power
  • Polish: indeks — mathematics: raised suffix indicating a power
  • Polish: wykładnik — mathematics: raised suffix indicating a power
  • Portuguese: expoente — mathematics: raised suffix indicating a power
  • Russian: показа́тель сте́пени (pokazátelʹ stépeni) — mathematics: raised suffix indicating a power
  • Abkhaz: аиндекс (ajndekʼs) — programming: key indicating location of data
  • Bulgarian: индекс (indeks) — programming: key indicating location of data
  • Danish: indeks — programming: key indicating location of data
  • Esperanto: indekso — programming: key indicating location of data
  • Finnish: indeksi — programming: key indicating location of data
  • Finnish: paikkanumero — programming: key indicating location of data
  • Finnish: osoitin — programming: key indicating location of data
  • Georgian: ხარისხის მაჩვენებელი (xarisxis mačvenebeli) — programming: key indicating location of data
  • Polish: indeks — programming: key indicating location of data
  • Russian: и́ндекс (índɛks) — programming: key indicating location of data
  • Swedish: index — programming: key indicating location of data
  • Bulgarian: указател (ukazatel) — data structure
  • Czech: index — data structure
  • Esperanto: indekso — data structure
  • Finnish: hakemisto — data structure
  • Finnish: indeksi — data structure
  • German: Index — data structure
  • Russian: и́ндекс (índɛks) — data structure
  • Scottish Gaelic: clàr-amais — data structure
  • Swedish: index — data structure
  • Bulgarian: индексирам (indeksiram) — to arrange an index
  • Catalan: indexar — to arrange an index
  • Czech: indexovat — to arrange an index
  • Danish: indeksere — to arrange an index
  • Dutch: indexeren — to arrange an index
  • Esperanto: indeksi — to arrange an index
  • Finnish: indeksoida — to arrange an index
  • French: indexer — to arrange an index
  • German: indizieren — to arrange an index
  • Greek: καταλογογραφώ (katalogografó) — to arrange an index
  • Italian: indicizzare — to arrange an index
  • Polish: indeksować — to arrange an index
  • Portuguese: indexar — to arrange an index
  • Russian: индекси́ровать (indeksírovatʹ) — to arrange an index
  • Spanish: indizar — to arrange an index
  • Spanish: indexar — to arrange an index
  • Ukrainian: індексува́ти (indeksuváty) — to arrange an index
  • Ukrainian: проіндексува́ти (proindeksuváty) — to arrange an index
Real reading context

index in complete knowledge articles