What does .XML stand for?

What does .XML mean?

XML	Extensible Markup Language Computing » Networking
XML	Extensible Markup Language Internet
XML	Extensible Markup Language Business » General
XML	Extensible Markup Language Computing » Telecom
XML	Extensible Markup Language Computing » Drivers
XML	extensible markup language Governmental » FDA
XML	Extensible Markup Language Computing » File Extensions
XML	Extensible Markup Language Computing » General
.XML	text/xml Internet » MIME Types
XML	XCC Mod Launcher Computing » Software
XML	XML document ( Extensible Markup Language) Computing » File Extensions
XML	Xtra Microsoft Loopholes Miscellaneous » Funnies