| Acronym | Meaning |
| HIRS | High Infrared Radiometer (or Radiation) Sounder |
| MTC | Main Trunk Circuit |
| JICC | Japanese ICC |
| AL/FPMD | AL Facilities Planning & Maintenance Division |
| SIBIZMIR | Siberian Institute Of Terrestrial Magnetism |
| AI | Authorized Inspector |
| ADA | Americans With Disabilities Act |
| OCTS | Ocean Color And Temperature Scanner |
| BPSG | Budget Planning And Systems Group |
| DIA | Direct-interaction Approximation |