WordNet (r) 3.0 (2006):

gal
    n 1: United States liquid unit equal to 4 quarts or 3.785 liters
         [syn: gallon, gal]
    2: a unit of gravitational acceleration equal to one centimeter
       per second per second (named after Galileo)
    3: alliterative term for girl (or woman)

The Free On-line Dictionary of Computing (19 January 2023):

GAL

    Generic Array Logic.

   (1995-12-09)