| Acronym | Meaning |
| RAPW | Relativistic Augmented Plane Wave |
| STA | Science And Technology Agency (Japan) |
| FEV | Forced Expiratory Volume (measure Of Lung Function) |
| QSTLS | Quantum Singwi-tosi-land-sjolander (theory |
| FFT | Fast Fourier Transform |
| GDP | Glow Discharge Plasma (for Atomic Emission Spectrometry) |
| NOSC | Naval Ocean Systems Center |
| HAD | Hollow Anode Discharge |
| CEIC | Caribbean Environmental Information Center |
| KGF | Keratinocyte Growth Factor |