HyperText Markup Language (HTML)

This is the code that web pages are written in and the browser interprets to turn into the web page you view on the screen.
Hypertext Transport Protocol (HTTP)

The protocol for transferring hypertext files across the Internet. It requires a HTTP client program on one end, and an HTTP server program on the other end. HTTP is the most important protocol used in the World Wide Web (WWW). You see it every time you type a web site in your browser http://...