| Acronym | Meaning |
| MR-SAC | Multireference Symmetry-adapted-cluster (quantum Theory Or Wave Function For Mol. Calcns.) |
| SCC | Squamous Cell Carcinoma |
| IHO | International Hydrographic Association |
| CH-CI | Core Hole Configuration Interaction |
| SUS | Saybolt Unit Seconds (viscosity Measurement) |
| ABC | ATP-binding Cassette |
| ZECSY | Zero-quantum Coherence Correlation Spectroscopy |
| EBD | Equilibrium Brownian Dynamics |
| FCI | Fuel Coolant Interaction |
| USCE | US Army Corps Of Engineers |