| Acronym | Meaning |
| GBA | Generalized Born Approxn. |
| DQ-RSPT | Double And Quadruple Excitation Diagrams In Rayleigh-Schroedinger Perturbation Theory |
| PSCC | Pseudostate Close Coupling |
| ASLE | American Society Of Lubrication Engineers (USA |
| MIP | Macrophage Inflammatory Protein |
| MEMOSA | Microelectromechanical Optical Sensor Array |
| HTPB | Hydroxy-terminated Polybutadiene |
| BOA | Bidirectional Orbital Approximation (in Valence Bond Theory) |
| BLS | Bureau Of Labor Statistics |
| HGSI | The Human Genome Sequencing Index |