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AT

(1) Short for advanced technology, the AT is an IBM PC model introduced in 1984. It includes an Intel 80286 microprocessor, a 1.2MB floppy drive, and an 84-key AT keyboard.

Today, the term is used more generally to refer to any PC with an 80286 processor.

Also see From AT to BTX: Motherboard Form Factors  in Webopedia's "Did You Know...?" section.

(2) See @ sign.

(3) Short for assistive technology.






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