| Acronym | Meaning |
| TICS | Time Reversal Invariant Closed Shell (type Of Hartree-Fock Wave Function) |
| IOSH | Institution Of Occupational Safety And Health |
| GBERL | Gulf Breeze Environmental Research Laboratory |
| MIRO | Mineral Industry Research Organization (UK) |
| PCMO | Precanonical Molecular Orbital |
| SNARL | Suggested No-adverse Response Level |
| SMBC | Simulated Moving Bed Chromatography |
| TELS | Transmission Energy Loss Spectroscopy |
| AIM | Adsorption Isotherm Measurement |
| MR-RWA | Many Resonance-rotating Wave Approxn. |