| Acronym | Meaning |
| FBR | Finite Basis Representation (in Wave Fct. Calcn. For Nuclear Motion On Potential Energy Surface) |
| BWPT | Brillouin-Wigner Perturbation Theory |
| ALMA | Analytical Laboratory Managers Association |
| EESOP | Electronegativity Equalization With S-orbital Participation |
| TRE | Total Resource Effectiveness |
| SSE | Spinless Salpeter Equation |
| LD | Laser Desorption |
| ISCCP | International Satellite Cloud Climatology Project |
| XMA | X-ray Microanalysis |
| BEM | Boundary Element Method |