podcast

Definition:

The word podcast is a combination of iPod and broadcast. As the name suggests, podcasts are audio or video broadcasts that you can play on your computer, iPod or any other mp3 player. The ability to subscribe to an audio or video broadcast and regularly receive new episodes is what separates a podcast from a standard audio file.

Here's a word you may not know...

web site

A web site is a collection of web pages available at a web site address, or URL. For example, www.google.com is a web site.