| Acronym | Meaning |
| PMO | Perturbed Morse Oscillator (model Potential) |
| EEM | Elastic Emission Machining |
| CERES | Coalition For Economically Responsible Economies |
| CSD | Charge State Distribution |
| LMC | Large Magellanic Cloud |
| SCS | Semiclassical Coupled-states |
| GO | Generalized Overlap |
| SBMF | Slave-boson Mean Field (in Electronic-structure Calcns.) |
| OPE | Ozone Production Efficiency |
| NASC | North American Shale Composite |