| Acronym | Meaning |
| COSAC | Cometary Sampling And Composition |
| PMN | Polymorphonuclear Leukocyte |
| REDOR | Rotational Echo Double Resonance |
| BRET | Breeder Reprocessing Engineering Test |
| NDBEPR | Nitrification-denitrification Biological Excess Phosphorus Removal |
| MLK | Mixed-lineage Kinase |
| AIMB | Analogy And Intelligence In Model Building |
| NTB | Nonorthogonal Tight-binding |
| GAIN | Global Agricultural Information Network |
| TPOT | Two-parameter Omega Technique |