| Acronym | Meaning |
| TC-GME | Time-convolution Generalize Master Equation (in Quantum Tunneling Calcns.) |
| EQTC | Environmental Quality Target Concentration |
| NPC | Nuclear Pore Complex |
| NADH | Reduced Nicotinamide Adenine Dinucleotide |
| LSM | Laser Surface Melting |
| FGF | Fibroblast Growth Factor |
| TNOA | Target Natural Orbital Approximation |
| INDO | Intermediate Neglect Of Differential Overlap |
| SOC | Superposition Of Configurations (wave Functions) |
| NSSN | National Standards Systems Network |