This document defines and provides brief explanations of common internet and web-related terms including email, wikis, social bookmarking, HTML, podcasts, VoIP, online chat, WWW, streaming, blogs, social networking, URLs, web feeds, and references. Key terms covered are email for sending messages between screens, wikis as collaborative websites, social bookmarking for tagging and sharing websites, HTML as the programming language of web pages, and podcasting as distributing audio files via RSS feeds for playback on computers or devices.