PGA Tour, United States-based organization (independent of the PGA of America) that operates men's professional golf tours, and the name of the elite tour it runs
PGA European Tour, Europe-based organization (independent of the PGA of Great Britain and Ireland) that operates men's professional golf tours
Professional Graphics Adapter or Professional Graphics Array, other names for Professional Graphics Controller, an IBM XT graphics card intended for the CAD market
Programmable gate array, a semiconductor device containing programmable logic components and programmable interconnects (vast majority of today's PGAs are field-programmable gate arrays, or FPGAs)
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