| Acronym | Meaning |
| DQSK | Drawing Quality Special Killed |
| RFC | Inhalation Reference Concentration |
| FLN | Fluorescence Line Narrowing |
| SMA | Steel Manufacturers Association |
| RSS | Recombination Signal Sequence |
| PESTM | Photon Emission Scanning Tunnel Microscopy |
| TAGGSI | Transfer Of Aerosols And Gases To The Greenland Snow And Ice |
| DVMO | Directed-valence Molecular Orbital |
| MAHRSI | Middle Atmosphere High Resolution Spectrograph Investigation |
| BAO | Best Atomic Orbital Basis |