| G | the 7th letter of the Roman alphabet |
|---|---|
| G | (physics) the universal constant relating force to mass and distance in Newton's law of gravitation |
| G | the cardinal number that is the product of 10 and 100 |
| G | one of the four nucleotides used in building DNA |
| G | a unit of force equal to the force exerted by gravity |
| G | a metric unit of weight equal to one thousandth of a kilogram |
| G | a clef that puts the G above middle C on the second line of a staff |
| G | worn by fliers and astronauts to counteract the forces of gravity and acceleration |
| G | (Chinese and Japanese) treatment of symptoms by applying pressure with the fingers to specific pressure points on the body |
| G | a special law-enforcement agent of the Federal Bureau of Investigation |
| G | a garment that provides covering for the loins |
| G | minimal clothing worn by stripteasers |