| Acronym | Meaning |
| MUSIC | Multiplicity Selective In-phase Coherence Transfer |
| TRI | Toxic Release Inventory |
| DTL | Drift Tube Linac |
| IRS | Internal Recognition Subsequence |
| FERAM | Ferroelectric Random Access Memory |
| IBV | Infectious Bronchitis Virus |
| PIC | Products Of Incomplete Combustion |
| ANCA | Anti-neutrophil Cytoplasmic Antibodies |
| RTRP | Reinforced Thermosetting Resin Pipe |
| APCA | Air Pollution Control Association |