| Abbreviation | Definition |
|---|---|
| FTMWS | Fourier Transform MicroWave Spectroscopy |
| FUCC | Formosan Union Chemical Corporation |
| FUCK | Fluoride Uranium Carbon Potassium |
| FV | Flerovium |
| FVP | Flash Vacuum Pyrolysis |
| FW | First Wall |
| FW | Formula Weight |
| Fy | Feymanmium |
| G | Glass |
| G | Graphite |
| G | Guanine |
| G | Gypsum |
| g/dl | grams per deciLiter |
| Ga | Gallium |
| GA | Gibberellic Acid |
| GAA | Guanidine Acetic Acid |
| GAAC | General Amino Acid Control |
| GAALN | Gallium-Aluminum Nitride |
| GABA | G Amino Butyric Acid |
| GABA | Gama Amino Butyric Acid |