| Acronym | Meaning |
| BADGER | Bay Area Digital Geo-Resource |
| CTD | Charge Transfer Device (optical Spectroscopic Detector) |
| TLP | Transient Liquid Phase |
| LPGD | Low-pressure Gas Discharge |
| HEV | High Endothelial Venule Cell |
| EMIC | Electromagnetic Ion Cyclotron (waves) |
| CZCS | Coastal Zone Color Scanner |
| NPD | Nitrogen Phosphorus Detector (gas Chromatography) |
| CTA | Cellulose Triacetate (Reg: 9012093) |
| AM | Arithmetic Mean |