IBM Dictionary of Computing Extensive reference covering communications as well as computing. http://www.networking.ibm.com/nsg/nsgmain.htm

Glossary of Telecommunications Terms This 1996 hypertext version of Federal Standard 1037c contains concise and thorough definitions; many include links to detailed graphics (ex.electromagnetic spectrum). http://glossary.its.bldrdoc.gov/fs-1037/

Whatis.com Definitions on thousands of the most current IT and Computer related words. http://whatis.techtarget.com/

Acronym and Abbreviation List From University College Cork; there are no definitions but there are acronym expansions so the list is a valuable tool. http://www.ucc.ie/acronyms/

HEI Telecommunications Acronyms and Related Terms Glossary Telecommunications and teleconferencing terms. http://www.hei.ca/glossary.html

A Glossary of Telecommunications Terms, 1998 From the FCC, this listing is available in PDF format. http://www.fcc.gov/Consumers/glossary.html

NPSTC Glossary A resource from the National Public Safety Telecommunications Council. http://rmlectc.dri.du.edu/documents/glossary.html

Glossary of Multilayer Switching Terms and Standards Business Communications Review houses this reference, but the information is provided and maintained by the Networking Products division of Anritsu Company. http://www.bcr.com/bcrmag/glossary.htm

CSR Acronym Definitions Communications Standards Review offers this list of acronym expansions. http://www.csrstds.com/acro-a-d.html

FORE - List of Acronyms This acronym expansion list includes many that are specific to ATM. http://www.fore.com/atm-edu/acronyms.html

Electrodata Telecom Acronyms A list of telecommunications acronyms related primarily to digital transport systems, SS7, and wireless. http://www.electrodata.com/Acronym.htm

Glossary of Networking Terms Majority of terms are from Internet RFC1392 document of January 1993, based on Internet RFC1208 document of March 1991, itself adapted from "The INTEROP Pocket Glossary of Networking Terms" distributed at Interop '90. http://manuel.brad.ac.uk/help/.xferfile/.glossary.html

IBH Networking Glossary Includes some networking term definitions and some telecommunications acronym expansions. http://www.ibh.de/netglossary/

TekMom's Technology Buzzwords for Students A dictionary of computer terms designed for students aged elementary and up. Contains definitions, further explanations, use of words in a sentence, graphics, and links to further information. http://www.tekmom.com/buzzwords/

Glossary of Academic Information Technology Terms Consists mostly of computer terminology with some networking and communications basics. http://www-rohan.sdsu.edu/glossary.html

UGeek Technical Glossary Searchable definitions for computer and communications terms. http://www.geek.com/glossary/glossary.htm

3Com Networking Glossary Search for computer, data communications, and telecommunications definitions. http://www.3com.com/nsc/glossary/main.htm

Telephone and Data Systems, Inc. Glossary A collection of commonly used telecommunications industry terms defined. http://www.teldta.com/contact/glossary.html

TechEncyclopedia Over 13,000 definitions of computer terms and concepts from CMP's TechWeb. http://www.techweb.com/encyclopedia/

Telecommunications Glossary Terms and acronyms. http://www.outsideplantsoftware.com/telecommunications-glossary-a.asp