English Dictionary

index

/ˈɪndɛks/

noun

An alphabetical listing of items and their location. / The index finger; the forefinger. / A movable finger on a gauge, scale, etc.

The index of the book is located at the back.

意味（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.

意味（2）

The index finger; the forefinger.

意味（3）

A movable finger on a gauge, scale, etc.

意味（4）

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

意味（5）

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

Tastes are the Indexes of the different Qualities of Plants.

意味（6）

A sign; an indication; a token.

His son's empty guffaws […] struck him with pain as the indices of a weak mind.

意味（7）

(linguistics) 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.

意味（8）

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

意味（9）

(sciences) 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.

意味（10）

(mathematics) A raised suffix indicating a power.

意味（11）

(computing, especially programming and databases) An integer or other key indicating the location of data e.g. within an array, vector, database table, associative array, or hash table.

意味（12）

(computing, databases) A data structure that improves the performance of operations on a table.

意味（13）

(obsolete) A prologue indicating what follows.

Ay me, what act, that roars so loud and thunders in the index?