| Acronym | Meaning |
| UHF-CO | Unrestricted Hartree-Fock Crystal Orbital |
| MSPD | Matrix Solid-Phase Dispersion |
| GCM | Global Climate Model |
| ABHP | American Board Of Health Physics |
| TDP | Total Dissolved Phosphorus |
| POSCO | Pohang Steel Company |
| MES | Methyl Ester Sulfonates (surfactants) |
| ITC | International Translation Center |
| CIDNP | Chemically Induced Dynamic Nuclear Polarization |
| LAWS | Laser Atmospheric Wind Sounder (NASA) |