| Acronym | Meaning |
| ACE | Alternating Conditional Expectations |
| OECD/SIDS | Organisation For Economic Co-operation And Developments Screening Information Data Sets |
| CHF-PT-EB | Coupled Hartree-Fock-perturbation Theory-extended Basis |
| NLSD | Nonlocal Spin Density (functional Theory) |
| ACANTO | Activation Analysis For Toxicology |
| CEEES | Committee Of European Environmental Engineering Societies |
| POLINAT | Pollution From Aircraft Emissions In The North Atlantic Flight Corridor |
| DCPC | Division Of Cancer Prevention And Control |
| MA | Mission Abort |
| HPGE | High Purity Germanium |