| Acronym | Meaning |
| VCC-RIOS | Vibrational Close-coupled-rotational Infinite Order Sudden |
| NITM | Normalized Irreducible Tensorial Matrix |
| SNIFTIRS | Subtractively Normalized Interfacial Fourier Transform IR Spectroscopy |
| TRIM | Transport Of Ions In Matter |
| TFRS | Transition Flow Reaction System |
| EIS | Eikonal Initial State (in Scattering Calcns.) |
| QCDL | Quenched Cavity Dye Laser |
| RAS | Reflectance Anisotropy Spectroscopy |
| RFPS | Radio-frequency Plasma Spraying |
| SMIE | Solid-metal-induced Embrittlement |