| Acronym | Meaning |
| EUSO | Extreme Universe Space Observatory |
| CGTO | Combination Of Gaussian Type Orbitals |
| CFTA | Cosmetic, Toiletry, And Fragrance Association |
| FUGH | FREEON Unitary Group Formulation (of Hartree-Fock Theory) |
| SCTD | Superconducting Current Transfer Device |
| APS | Ammonium Persulfate |
| CDMO | Composite Dimensional Manganese Oxide |
| DPSS | Diode-pumped Solid-state |
| LEMAO | Least Energy Minimal Atomic Orbital |
| MRD-CI | Multireference Determinant Configuration Interaction |