| Acronym | Meaning |
| SJVAQS | San Joaquin Valley Air Quality Study |
| SSM/I | Special Sensor For Microwave/Imaging |
| EMC | Environmental Modeling Center |
| MLT | Magnetic Local Time |
| STEP | Stratosphere-Troposphere Exchange Project |
| NEC | Norman (Oklahoma) Evaluation Committees |
| DETEC | Defense Technology Evaluation Code |
| IDD | Interface Definition Document |
| SESQUINET | N/A |
| UICP | Uniform Inventory Control Program |