| Acronym | Meaning |
| ISSS | International Society Of Soil Science |
| APD | Advanced Planning Division |
| SSCE | Surface Ship Cloud Effects Project |
| PISP | Polar Ice Sheet Program |
| GCP | GEWEX Continental-Scale Project |
| MODCOMP | A Machine Manufactured By Modular Computer Systems Inc. |
| SMOG | N/A |
| AES | Atmospheric Environment Service |
| ACOS | Advanced Coronal Observing System |
| ATSDR | Agency For Toxic Substances And Disease Registry |