| Acronym | Meaning |
| MFS | Major Facilitator Superfamily |
| HEC | Hydrogen Embrittlement Cracking |
| AOCS | American Oil Chemists' Society |
| PCM | Phase-change Material (in Heat Storage) |
| MCPA | Molecular Coherent-potential Approximation |
| GASH | Guanidine Aluminum Sulfate Hexahydrate |
| CLD | Chronic Lung Disease |
| MPR | Mannose Phosphate Receptor |
| ICOS | Inducible Co-stimulator |
| PFS | Planetary Fourier Spectrometry |