| Acronym | Meaning |
| TCR | T Cell Receptor |
| Y-STR | Y Chromosome Short Tandem Repeat |
| GDE | Gas Diffusion Electrode |
| RKI | Rotary Kiln Incinerator |
| APD | Action Potential Duration |
| HAC | Hydrogen-assisted Cracking |
| BCCP | Biotin Carboxyl-carrier Protein |
| CRGT | Chemically Recuperated Gas Turbine |
| MSD | Mean Square Displacement |
| CS | Coupled-states (or Centrifugal Sudden) Approximation |