| Acronym | Meaning |
| SINGER | System-wide Information Network For Genetic Resources |
| NEVE | Nonempirical Valence Electron Method |
| AFB | Atmospheric Fluidized Bed |
| CIP | Configuration Interaction With Partner Orbitals |
| RILS | Regulatory Interpretation Letters |
| NREL | National Renewable Energy Laboratory (formerly SERI) |
| APACHE | Accelerator For Physics And Chemistry Of Heavy Elements |
| NBMO | Nonbonded Molecular Orbital |
| HST | Hubble Space Telescope |
| INSIPID | Inadequate Sensitivity Improvement By Proton Indirect Detection |