| Acronym | Meaning |
| MRS | Mesoscale Research Section |
| H | Henry |
| FIRS | Fourier Transform Infrared Sounder |
| IEIS | Integrated Earth Information Server |
| BPS | Bits Per Second |
| M-ISWS | Illinois State Water Survey |
| EMC | Environmental Modeling Center |
| OWWS | Office Of World Weather Systems |
| MARI | Middle Atmosphere Research Initiative |
| UNIX | A Computer Operating System Developed By AT&T And Modified Extensively By The University Of California At Berkeley |