| Acronym | Meaning |
| MDL | Method Detection Level Or Limit |
| DWS | Diffusing-wave Spectroscopy |
| JSGA | Japanese Spaceguard Association |
| STEL | Short Term Exposure Limit |
| POH | Purgeable Organic Halogen(s) |
| ESC | Endometrial Stromal Cell |
| DOCKET | Enforcement Docket |
| HSW | Health And Safety At Work Act 1974 |
| HLVB | Heitler-London Valence Bond |
| ANN | Artificial Neural Network |