| Acronym | Meaning |
| RHS | Right-hand Side |
| FLAT | Full Look At Turbulent Kinetic Energy |
| NIR | Near IR |
| IRI | Interagency Research Internet |
| ISFF | Integrated Surface Flux Facilities |
| UAV | Unmanned Aerial Vehicles |
| MIP | Millions Of Instructions Per Second |
| AC | Actual Commitment |
| HRSO | High Resolution Solar Observatory |
| EOB | Executive Office Building |