Word Study
gal
OXFORD DICTIONARY
gal, n. sl. a girl.
gal, n. Physics a unit of acceleration for a gravitational field, equal to one centimetre per second per second.
Etymology
Galileo: see GALILEAN(1)
THESAURUS
gal
babe, baby, broad, chick, colleen, cutie, dame, damoiselle, damsel, demoiselle, doll, filly, frail, girl, girlie, heifer, hoyden, jeune fille, jill, junior miss, lady friend, lass, lassie, little missy, mademoiselle, maid, maiden, miss, missy, mouse, nymphet, piece, quail, romp, schoolgirl, schoolmaid, schoolmiss, skirt, slip, subdeb, subdebutante, subteen, subteener, teenybopper, tomato, tomboy, virgin, wench, young creature, young thingFor further exploring for "gal" in Webster Dictionary Online