| Acronym | Meaning |
| SPUPS | Spin Polarised Ultraviolet Photoelectron Spectroscopy |
| RCHF | Relaxed-core Hartree-Fock (approxn. In Calcns. On Mol. K-shell Excitation Spectra) |
| RLA | Resonant Laser Ablation |
| SDA | Spray Drying Absorber |
| ACANTO | Activation Analysis For Toxicology |
| PDVSA | Petroleos De Venezuela |
| CBOA | Crude Born-Oppenheimer Approximation |
| ADGIXA | Angular-dependent Glancing-incidence X-ray Analysis |
| FMEA | Failure Mode And Effect Analysis |
| NEBD | Nonequilibrium Brownian Dynamics |