Exchange Server ⇝
Microsoft's messaging and enterprise collaboration server. Exchange's primary role is as an electronic mail message store but it can also store calendars, task lists, contact details, and other data.[Better descripton? URL?]
Last updated: 1999-09-17
Microsoft Excel ♦ Microsoft Exchange ♦ Microsoft Extended ♦ Microsoft Foundation Classes
Try this search on Wikipedia, Wiktionary, Google, OneLook.