| Acronym | Meaning |
| TRCF | Transcription-repair Coupling Factor |
| CC-DQMC | Clamped-coordinate Diffusion Quantum Monte Carlo |
| RISC | Reduced-instruction-set Computer |
| CCL | Drinking Water Contaminant Candidate List |
| TRACECA | Transport Corridor Europe Caucasus Asia |
| BNCT | Boron Neutron Capture Therapy |
| MCP | Major Capsid Protein |
| ERC | Emissions Reduction Credit |
| IAPSO | International Association For The Physical Sciences Of The Ocean (ICSU) |
| ISPAC | International Society For Polycyclic Aromatic Compounds |