| Acronym | Meaning |
| TARP | Technical Assistance Response Program |
| MFO | Mixed-function Oxidase |
| EGW | Electrogas Welding |
| GCLSDA | Gradient-corrected Local Spin Density Approximation |
| ABET | Accreditation Board For Engineering And Technology |
| IPVD | Ionized Physical Vapor Deposition |
| AWMA | Air And Waste Management Association |
| MCM | Multiconfigurational (variation Of) Moments (for Mo Correlation Diagrams Calcn.) |
| USTCS | Underground Storage Tank Cleanup Section |
| ORU | In Orbit Replaceable Unit (spacecraft) |