| Acronym | Meaning |
| CBO | Congressional Budget Office |
| PCA | Physical Configuration Audit |
| ISFF | Integrated Surface Flux Facilities |
| DNS | Direct Numerical Simulation |
| AIS | Affiliate Information System |
| CAG | Computing Advisory Group |
| AMS | Aerial Measurement Station |
| DIF | Data Interface Facility |
| MECCA | Model Evaluation Consortium For Climate Assessment |
| AFM | Atomic Force Microscopy |