| Acronym | Meaning |
| CMBR | Completely Mixed Batch Reactor |
| RIS | Resonance Ionization Spectrometry |
| SPIRIT | Spatial IR Imaging Telescope |
| SCC | Somatic Cell Count |
| NCCCS | Northern California Coastal Circulation Study |
| PESC | Photoelectrochemical Solar Cell |
| BRSV | Bovine Respiratory Syncytial Virus |
| ICM | Intracluster Medium |
| DASH | Dynamic Allele-specific Hybridization |
| OSIRIS | Oxford Supersensitive Injector For Radioactive Isotope Separation |