Dictionaries + Encyclopedias
Webopedia - Online dictionary and search engine for computer and Internet technology
www.webopedia.com
Dictionary of Symbolism
www.umich.edu/%7Eumfandsf/symbolismproject/symbolism.html
Dictionary of Digital Media
www.hansenmedia.com/dict.htm
Theorists + Critics (Roland Barthes, Walter Benjamin and more)
http://www.popcultures.com
Merriam Webster Dictionary
www.m-w.com/home.htm