| Acronym | Meaning |
| PUHF | (spin)-projected Unrestricted Hartree-Fock |
| ELSD | Evaporative Light Scattering Detector |
| BVOC | Biogenic Volatile Organic Compounds |
| FCSA | Frequency-corrected Sudden Approxn. (in Mol. Collision Calcns.) |
| AEVO | Active Electron Virtual Orbital |
| EBPVD | Electron Beam Physical Vapor Deposition |
| ANPP | 4-azido-2-nitrophenyl Phosphate |
| LCCW | Linear Combination Of Configurational Wave Functions |
| HFRW | High Frequency Resistance Welding |
| BALF | Bronchoalveolar Lavage Fluid |