| Acronym | Meaning |
| ALU | Arithmetic Logic Unit |
| CTC | Charge-transfer Complex |
| HMBC | Heteronuclear Multiple-bond Correlation |
| SDSS | Sloan Digital Sky Survey |
| SECS | Simulation And Evaluation Of Chemical Synthesis |
| GAO | General Accounting Office |
| FVRCI | Full Valence Rydberg Configuration Interaction |
| DCTP | Direct-current Tast Polarography |
| DMDHEU | Dimethyloldihydroxyethylene Urea |
| QFAA | Quartz Furnace Atomic Absorption |