Database - A computer program that indexes information, organizes it and describes it. A database permits the user to search for specific types of information depending upon the search parameters the user selects.
See also: index

Directory - An information source listing names, addresses, phone numbers, etc.

Domain Name - Domain name is the part of the Internet or email address that describes the location of the host computer. Common domains are:

• .com = commercial
• .edu = educational institution
• .gov = governmental
• .org = organization
• .net = network
• .mil = military