| Acronym | Meaning |
| CLIM | Climate Change Database (accessible Through OLS) |
| TICS | Time Reversal Invariant Closed Shell (type Of Hartree-Fock Wave Function) |
| SR-CCSD | Single Reference-CCSD |
| END | Electron Nuclear Dynamics (method In Atomic And Molecular Scattering Calcns.) |
| HAN | Heavy Aromatic Naphtha |
| MBMS | Molecular Beam Mass Spectrometry |
| PREELS | Position-resolved Electron Energy Loss Spectroscopy |
| ANMR | Acoustic Nuclear Magnetic Resonance |
| AMAP | Arctic Monitoring And Assessment Program |
| TBLMTO | Tight-binding Linear (combination Of) Muffin-tin Orbitals |