| Acronym | Meaning |
| GFCS | Gas Filter Correlation Spectroscopy |
| CCA | Crystalline Colloidal Array |
| FACOSH | Federal Advisory Council For Occupational Safety And Health |
| ICHAZ | Intercritical Heat-affected Zone |
| PBG | Photonic Band Gap |
| LSSV | Linear Sweep Stripping Voltammetry |
| MPO | Metropolitan Planning Organization |
| AMMRC | Army Materials And Mechanics Research Center |
| ICOS | Inducible Co-stimulator |
| SSAO | Semicarbazide-sensitive Amine Oxidase |