browser

Definition:

A browser is a software application for a computer that allows you to view web pages on the Internet, or world wide web. Popular Internet browsers include Internet Explorer, Firefox and Safari although there are many others.

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

password

A password is a secret phrase used in combination with a username to gain access into an account on a computer or website. It's good practice to make your passwords hard to guess but easy to remember.