| Acronym | Meaning |
| SGWD | Submarine Groundwater Discharge |
| AEC | Acceptable Effluent Concentration |
| ODMR | Optically Detected Magnetic Resonance |
| CGRO | Compton Gamma-Ray Observatory |
| WHPA | Wellhead Protection Areas |
| WHH | Width At Half Height [in X-ray Diffraction] |
| IRS | Inverse Raman Scattering |
| BOW | Bond-order Wave |
| LSW | Localized Spherical Wave (in Electronic Structure Calcns.) |
| RALLS | Right-angle Laser Light Scattering |