Online dictionaries and reference sources
Computing Dictionaries via Yahoo
Glossary of Internet Terms from Matisse Enzer
Encyclopedia Britannica Online has numerous brief articles on topics related to computing
Websites for computing and related fields
Computer Science via Yahoo
Association for Computing Machinery (ACM)
ACM Digital Library (you will need to register for free access)
Computing Research Repository of pre-prints and recent publications
Institute of Electrical & Electronic Engineers (IEEE)
Science.Gov portal to authoritative selected science information provided by U.S. Government agencies