| Acronym | Meaning |
| PASADENA | Para-hydrogen And Synthesis Allow Dramatically Enhanced Nuclear Alignment |
| VRLA | Valve-regulated Lead-acid (batteries) |
| LTA | Linde Type A |
| EMPACT | Environmental Monitoring For Public Access And Community Tracking |
| PMA | Phorbol Myristate Acetate |
| HNGF | Human Nerve Growth Factor |
| ICBN | International Code Of Botanical Nomenclature |
| FLMTO | Film Linearized Muffin-tin Orbital (for Surface Electronic Structure Calcns.) |
| TERA | Toxicology Excellence For Risk Assessment |
| ACPR | Annular Core Pulse Reactor |