A box containing information from another site which you can change to suit your needs, and which you can put on your desktop or embed onto another website. This could be information from an RSS feed or Twitter account, for example.
A piece of hardware which takes wired internet access and makes it wireless. When you sign up to a broadband internet service your internet service provider (ISP) will often provide a wireless router so that you can connect to the internet with a laptop or smartphone.
A program that can reproduce itself over a computer network. It usually attaches itself to another software program and then proceeds to cause malicious damage to your computer such as shutting it down.
Stands for 'What You See Is What You Get': a text editor which allows you to view and edit text as it will eventually appear. This usually applies to blogging - you can either edit the HTML code, or use an editor which looks a bit like a software program like Microsoft Word.