Computers and Internet

Computer Desktop Encyclopedia
CD-ROM encyclopedia defining 11,000 computer terms. Demo available for download.
http://www.computerlanguage.com/

High-Tech Dictionary
Everything from :-) to ZyXEL. Large database of definitions plus an easy-access interface.
http://www.computeruser.com/resources/dictionary/index.html

TechEncyclopedia
Over 14,000 definitions of computer terms and concepts from CMP's TechWeb, online.
http://www.techweb.com/encyclopedia/

Webopedia
Definitions of many computer-related terms. Searchable using search engine or categorized lists.
http://www.webopedia.com/