| Acronym | Meaning |
| RH | Relative Humidity |
| MARC | Middle Atmosphere Responses To Changes |
| GIPS | Billions Of Instructions Per Second |
| BMI | Battelle Memorial Institute |
| ERA | Energy Reorganization Act |
| ADPE | Automatic Data Processing Equipment Or ADP Equipment |
| AEERL | Air And Energy Engineering Research Laboratory |
| SAM | Subsynoptic Advection Model |
| GRD | Geophysics Research Directorate |
| EH | Assistant Secretary For Environment |