| Acronym | Meaning |
| CGTO | Cartesian Gaussian-type Orbital |
| STB | Semiempirical Tight Binding |
| PBX | Plastic Bonded Explosive |
| FOLED | Flexible Organic Light-emitting Device |
| HOCS | Harmonic-oscillator Coherent States |
| RHIC | Relativistic Heavy-Ion Collider |
| STRP | Short Tandem Repeat Polymorphism |
| IFRTS | Internal-floating-roof Tanks |
| QMD | Quantum Molecular Dynamics (for Calcns. On The Dynamics Of A Quantum Particle Coupled To A Classical Many-body System) |
| CAB | Combination Of Atomic Boxes (mo Method) |