| Acronym | Meaning |
| SID | Selected Ion Detection |
| RBL | Rat Basophilic Leukemia |
| LOC | Level Of Concern |
| AHM | Average Hamiltonian Model Method |
| E-CATS | Electronic Catalog System |
| FFDCA | Federal Food, Drug, And Cosmetic Act (US) |
| LCCSD | Linearized Coupled-cluster (theory With) Single (and) Double (excitations) (in Mol. Potential Calcns.) |
| SCGF | Self-consistent Group Function |
| LIBD | Laser-induced Breakdown Detection |
| CND | Circumnuclear Disk |