| Acronym | Meaning |
| MCE | Multichannel Eikonal (method For Scattering Calcns.) |
| BSE | Backscattering Electrons |
| CBI | Compliance Biomonitoring Inspection |
| CNDO/2D | Complete Neglect Of Differential Overlap With Deorthogonalization |
| LCTF | Liquid Crystal Tunable Filter |
| CIMF | Computer-integrated Manufacturing Framework |
| ECCF | Exchange Correlated Crystal Field |
| OBS-MCSC | Optimized Basis Set-multiconfiguration Spin Coupled |
| FPA | Flavor Profile Analysis |
| REACH | Registration |