| Acronym | Meaning |
| LOF | Lack Of Fit |
| LIMA | Laser-induced Ion-mass Analyzer |
| MCS | Management Control System |
| APRIL | A Proliferation-inducing Ligand |
| CTEM | Conventional Transmission Electron Microscopy |
| SP-RPAE | Spin Polarized-random Phase Approxn. (with) Exchange |
| NTU | Number Of Transfer Units (in Packed Tower Aeration System) |
| LGM | Last Glacial Maximum (most Recent Era Of Continental Glaciation; See Also PGP) |
| CDF | Centered Dark Field |
| CIESIN | Consortium Of International Earth Sciences Information Network |