| Acronym | Meaning |
| ANCA | Anti-neutrophil Cytoplasmic Antibodies |
| RHIC | Relativistic Heavy-Ion Collider |
| MBESHO | Maximum Bond-energy Symmetry Hybrid Orbital |
| HTLV | Human T-lymphotropic Virus |
| ANA | Antinuclear Antibodies |
| CRIB | Computerized Resources Information Bank |
| PITST | Path Integral Transition State Theory |
| GVB-CI | Generalized Valence Bond-configuration Interaction (wave Function) |
| FR | Federal Register |
| TALIF | Two-photon Absorption Laser Induced Fluorescence |