| Acronym | Meaning |
| LRO | Long Range Order |
| SNR | Signal-to-noise Ratio |
| ORBIT | On-line Retrieval Of Bibliographic Information Timesharing |
| FCCU | Fluidized Catalytic Cracking Unit |
| CCM | Complex Coordinate Method (in Calcns. On Quantum Tunneling) |
| GO | Generalized Overlap |
| BSSRP | Basic Safety Standards For Radiation Protection |
| MINOS | Main Injector Neutrino Oscillation Search |
| APME | Association Of Plastics Manufacturers In Europe |
| USTR | US Transuranium Registry |