| Acronym | Meaning |
| CHARMM | Chemistry At HARvard Macromolecular Mechanics |
| CIHT | Configuration-interaction Hylleraas-type (wave Function) |
| SREBP | Sterol Regulatory Element Binding Protein |
| NICNAS | National Industrial Chemicals Notification And Assessment Scheme (Australia) |
| 3SR | Self-sustained Sequence Replication |
| OTIS | One-dimensional Transport With Inflow And Storage |
| CEPT | Cholesterol Ester Transfer Protein |
| GCR | Galactic Cosmic Rays (spacecraft Orbit) |
| CSEPP | Chemical Stockpile Emergency Preparedness Plan |
| CDOM | Chromophoric Dissolved Organic Matter |