| Acronym | Meaning |
| MBP | Mixed Basis Pseudopotential (method For Electronic-structure) |
| PASPE | Photochemically Accumulated Stimulated Photon Echo |
| NACEPT | National Advisory Council For Environmental Policy And Technology |
| JAM | Junctional Adhesion Molecule |
| ACE | Alliance For Clean Energy |
| QBO | Quasi-biennial Oscillation (atm.) |
| SAR | Synthetic Aperture Radar |
| IRS | Interferon-responsive Sequence |
| CMC | Ceramic Matrix Composite |
| OPG | Optical Parametric Generator |