| Acronym | Meaning |
| CNDO/SW | Complete Neglect Of Differential Overlap / Sichel-Whitehead |
| HBOC | Hemoglobin-Based Oxygen Carrier |
| UHMWPE | Ultra High Molecular Weight Polyethylene |
| XRES | X-ray Emission Spectroscopy |
| GMP2 | Generalized Moeller-Plesset Second-order (perturbation Theory) |
| DQT | Dissipative Quantum Tunneling (theory) |
| BAO | Best Atomic Orbital Basis |
| OTA | Office Of Technology Assessment |
| ETA | Eigenstructure Tracking Analysis |
| PBIRG | Pharmaceutical Business Intelligence And Research Gro |