directory

Directory is a subject guide organized by major topics and subtopics. The best-known directory is the one at Yahoo (http://www.yahoo.com). Many other sites now use a Yahoo-like directory including major portal sites.

A ‘Directory’ is also a type of index where a person locates content through a formal classification system. A directory enables a person to move from a general to specific level of the classification system (and vice-versa).

A directory of websites is typically grouped and navigated by topic (subject matter) or industry sector, similar to the service categories in the Yellow pages telephone directory.

In computer file systems, a directory is a named a group of related files that are separated by the naming convention from other groups of files. The files can be grouped for structural or administrative purposes into folders; directory = folder: