| Acronym | Meaning |
| ORD | Office Of Research And Development (USEPA) |
| HDS-MAT | Hydrodesulfurization Micro-activity Test |
| RGTO | Rheotaxial Growth And Thermal Oxidation |
| ACP | Acyl Carrier Protein |
| SOP/ED | Split-operator Propagator (for) Electronically Diabatic (phenomena) |
| ESDIM | Earth System Data And Information Management |
| YIG | Yttrium Iron Garnet |
| HF | Heart Failure |
| HAO | Hybrid Atomic Orbital |
| ACBP | Acyl-CoA Binding Protein |