Numbers used to measure the general behavior of stock prices by measuring the current price behavior of a representative group of stocks in relation to a base value set at an earlier point in time.

Measures of security markets that are created by taking averages of prices of selected securities. Example: Dow Jones Industrial Average. Narrow-based indexes are made up of stocks in one sector or industry within the economy, while broad-based indexes cover a far larger range of companies.

A numerical measure of the way a variable has changed over some base period. A popular way to use an index is to say that in a given year the index is 100, so that differentials in other years can be expressed as percentage rises or falls from the base 100. All stock exchanges have one or more indexes that track the value of a basket of stocks over time so that investors can understand how the market is doing as a whole. For example, the American NASDAQ exchange has the NASDAQ 100 and NASDAQ composite. Some indexes are created and managed by private corporations, such as the widely known Dow Jones Industrial Average and S&P 500.

give location references to articles found in one or more journals.

lists of articles and sometimes classifieds or obituaries from magazines, journals, and newspapers about particular subjects, covering specific time periods. Indexes may be in electronic, print or microform formats.

These are tools that help you find periodical (journal, magazine, or newspaper) articles and other sources of information. Indexes can have a specific focus, such as Art Index, or be more general in nature such as Academic Search Elite. Indexes can be in a print format, an electronic format, or both. Now, many indexes are in electronic format and are often referred to as databases.

Sub-divisions of each track of a CD or DVD-Audio. Each track may, if necessary, be divided into up to 99 indexes to provide more than 99 'tracks' per disc.

Indexes provide additional starting points within a single audio track. Not all audio CD players support indexes. Index markers are written into the Q subchannel and are incremented by 1 sequentially during the track.

Additional starting points inserted into a CD audio track.

Data expressed as the ratio of numerical scores divided by another score that represents a comparison group. EX: The S&P Index, DAT and National Board Scores, some lab values. [See also category data, numerical data, ranks, transformations

A guide that facilitates reference to material

An alphabetical or systematic arrangement of terms used as a guide to the contents of books, periodicals, or group of documents, which indicate where information can be found.

Optional structures associated with tables and clusters. You can create indexes on one or more columns of a table to speed SQL statement execution on that table. See Also: cluster

A table or other data structure that is used to determine the location of records in a file or database based upon a primary or secondary key.

In an adjustable rate mortgage, the rate adjusts at scheduled intervals. The rate adjusts according to an index. Each adjustable rate loan is tied to an index.

see Periodical Indexes and Abstracts.