| Acronym | Meaning |
| FMR | Ferromagnetic Resonance |
| OARM | Office Of Administration And Resources Management (USEPA) |
| AET | S-(2-aminoethyl)isothiouronium Bromide Hydrobromide |
| MORBID | Morse Oscillator-rigid Bender Internal Dynamics (hamiltonianin Rotational-vibrational Energy Levels Calcn.) |
| OTC | Organic Toxic Compound |
| DQFCOSY | Double-quantum-filtered Correlation Spectroscopy |
| POX | Purgeable Organic Halogen(s) |
| FAPAS | Food Analysis Performance Assessment Scheme |
| ERIS | Electrostatic Reflex Ion Source |
| ATM | Analytic Tetrahedron Method (for Brillouin-zone Integrals And Electron Spin Densities) |