What's the difference between i.e. and e.g.?
A woman •The female equivalent of guy: She's a good gal, don't you think?/ a tough old gal (1795+)
unit of acceleration, named in honour of the Italian physicist and astronomer Galileo Galilei (1564-1642) and used especially in measurements of gravity. One gal equals a change in rate of motion of one centimetre (0.3937 inch) per second per second.