| Acronym | Meaning |
| AQCR | Air Quality Control Region |
| TOSS | Tiros Operational Satellite System |
| RUCS | Rapid Update Cycle Surface |
| LHS | Left-hand Side |
| NASCO | NAS Committee On Oceanography |
| NET | Noise-equivalent Temperature |
| ALPA | Airline Pilots Association |
| C&DH | Command And Data Handling |
| THIR | Temperature And Humidity Infrared Radiometer |
| SR | Scanning Radiometer |