| Acronym | Meaning |
| UGLCC | Upper Great Lakes Connecting Channels |
| PEIS | Programmatic Environmental Impact Statement |
| SIM | Selected Ion Monitoring |
| MEN1 | Multiple Endocrine Neoplasia Type 1 |
| ACT | Activated Clotting Time |
| OCIS | Optics Classification And Indexing Scheme |
| GPF | Gaussian Polarization Function |
| CSE | Cigarette Smoke Extract |
| DMOS | Diffused Metal-oxide Semiconductor |
| EVB | Effective Valence Bond (hamiltonian) |