| Acronym | Meaning |
| ICH | Inter-Union Commission On The Lithosphere |
| BV | Building Ventilation |
| EFC | Experimental Forecast Center |
| CASI | Canadian Aerospace Institute |
| SDSD | Satellite Data Services Division |
| FFTS | Fast-Fourier Transforms |
| ACE | American Council On Education |
| ESL | Earth Sciences Laboratories |
| ICAR | International Cooperation In Aviation Research |
| SIGMET | Significant Meteorological Information |