What Does Microsoft Outlook Mean?

Microsoft Outlook is a proprietary email and task management application that is available with most versions of Microsoft Office. It was first released with Exchange Server 5.5 as a bundled program and later integrated as a mainstay application with Microsoft Office 97 suite and subsequent versions.

Techopedia Explains Microsoft Outlook

Microsoft Outlook was initially released to provide users with a desktop/local means of configuring POP3 and Web-based email accounts/services.