| Acronym | Meaning |
| BEBO | Bond Energy Bond Order Method |
| GLAS | Geoscience Laser Altimeter System |
| PPPA | Poison Prevention Packaging Act |
| SIOA | Surface-induced Optical Anisotropy |
| COPNA | Condensed Polynuclear Aromatics |
| CS | Chemical Shift |
| J(Z)CCS | J(z) Conserving Centrifugal Sudden Approximation (in Molecular Collisions |
| BLS | Brillouin Light Scattering |
| EMR | Electromagnetic Radiation |
| NSR | Nitrile-silicone Rubber |