| Acronym | Meaning |
| AFA | Abstract Factor Anal. (statistics) |
| MOSIS | Metal Oxide Semiconductor Implementation Service |
| TSPA | Total System Performance Assessment |
| AFBR | Anaerobic Fluidized-bed Reactor |
| AAO | Amino Acid Oxidase |
| FIRE | Flame Infrared Emission |
| LTDU | Land Treatment Demonstration Unit |
| DQO | Data Quality Objectives |
| RAFT | Reversible Addition-fragmentation Chain Transfer [polymerization] |
| GDC | Global Drifter Center (of WOCE Data System) |