| Acronym | Meaning |
| HCG | Human Chorionic Gonadotropin |
| CLEA | Collection Of Laws For Electronic Access |
| TLS | Two-level System (with Tunneling Transitions Between Wells Of Double-well Potential) |
| CMI | Cell-mediated Immunity |
| AGCM | Adiabatic Generator Coordinate Method (for Energy Level Calcn.) |
| PTP | Protein Tyrosine Phosphatase |
| MCSCRF | Multiconfigurational Self-consistent Reaction Field |
| PEYS | Photoelectron Yield Spectroscopy |
| SH2 | Src-homology 2 |
| ACSTM | Alternating Current Scanning Tunneling Microscopy |