Windows XP Pro ⇝
Windows XP Professional Edition
("Windows XP Pro", "XP Pro") The version of Microsoft's Windows XP operating system intended for businesses and advanced users. The alternative, Windows XP Home Edition, is a subset of Pro without Remote Desktop, Multi-processor support, Automated System Recovery, Dynamic Disk Support, Fax, Internet Information Services, Encrypting File System, File-level access control, Active Directory, Group Policy, IntelliMirror, Roaming profiles and other features.Pro-Home Comparison.
Last updated: 2009-08-12
Windows XP Pro ♦ Windows XP Professional Edition ♦ window system
Try this search on Wikipedia, Wiktionary, Google, OneLook.