School and Internet

There are certain specific terms used in the internet. We sometimes use the Internet without knowing the name of what we are using. For example, what is Google?
Here are some basic definitions, related to the Internet.

Internet glossary in portuguese:

http://lg.msn.com/intl/pt/tutorial/glossary.htm
http://www.suapesquisa.com/dicionario/
http://www.torque.com.br/internet/glossario.htm

Internet glossary in english:
http://www.colc.co.uk/new/glossary.html
http://www.webopedia.com/Internet_and_Online_Services/
http://e-words.us/