| Acronym | Meaning |
| LASE | Lidar Atmospheric Sensing Experiment |
| NSCR | Nonselective Catalytic Reduction |
| PAS | Positron Annihilation Spectrometry |
| SAPHIR | Spectrometer Arrangement For Photon Induced Reactions |
| DXA | Dual-energy X-ray Absorptiometry |
| MDV | Marek's Disease Virus |
| ACF | Autocorrelation Function |
| BRM | Biological Response Modifier |
| ORV | Optical Retardation Velocity |
| RFA | Regulatory Flexibility Analysis |