23 definitions by Gary Destruction

Acronym for Hardware Abstraction Layer. The HAL is used by NT-based Operating Systems to handle hardware. This prevents the OS from having direct access to hardware.
The HAL is one of the main reaons that NT-based OS's are more stable than Win9.x.
by Gary Destruction November 19, 2003
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1. A 32-bit Operating System with a graphical interface and 16-bit backwards compatibility for older applications. It was created by Microsoft Corporation.

2. A name that may refer to Windows NT or Operating Systems based on Windows NT such as Windows 2000 and Windows XP. Windows NT and it's variants were also developed by Microsoft Corporation. They are true 32-bit Operating Systems. They are not the same as Windows 9.x (3.1/95/98/ME).
1. Windows 3.1 is still used by some businesses today.

2. I downloaded and installed Service Pack 5 for Windows NT 4 Workstation.
by Gary Destruction June 13, 2003
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