directory
1.
[File System]
A mechanism for organizing information.
Directories are usually organized hierarchically (i.e., a directory may contain information about files, objects, and other directories) that are used to organize collections of files and other objects for application or human convenience.
2.
[File System]
A file or other persistent data structure in a file system that contains information about other files.
3.
[Management]
An LDAP-based repository consisting of class definitions and instances of those classes.
Microsoft's Active Directory (AD) and Novell's NetWare Directory Service (NDS) are examples of enterprise-wide LDAP directories.