| Acronym | Meaning |
| IMDG | International Maritime Dangerous Goods |
| HDT | High-dose Therapy |
| MIDDAS | Microdiameter Depth Adsorption Systems |
| IRPDS | Infrared Photothermal Deflection Spectroscopy |
| MCNP | General Monte Carlo Code For Neutron And Photon Transport |
| BOTDR | Brillouin Optical Time Domain Reflectometry |
| BBGKY | Bogoliubov-Born-Green-Kirkwood-Yvon Equations (in Kinetic Theory Of Fluids) |
| LHEA | Laboratory For High Energy Astrophysics |
| UAMO | Unprojected Alternant Molecular Orbital |
| CELSS | Controlled Ecological Life Support System |