Source : Free On-Line Dictionary of Computing

Generic Array Logic
     
         (GAL) A newer kind of
        {Programmable Array Logic} based on {EEPROM} storage cells,
        been pioneered by {Lattice}.  GALs can be erased and
        reprogrammed and usually replace a whole set of different PALs
        (hence the name).
     
        (1995-12-09)