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.
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Microsoft Word
A word processing application that allows you to create, edit, save and print documents. Typical uses of Microsoft Word include typing correspondence to friends or creating business documents. Microsoft Word is sold as a standalone product or as part of the Microsoft Office suite.