| ABTS | 2,2′-azinobis (3-ethylbenzothiazoline-6-sulfonate) diammonium salt |
| chHCF | Chemically synthesized HCF of a transition metal |
| CV | Cyclic voltammetry |
| DLS | Dynamic light scattering |
| Fcb2 | Flavocytochrome b2 |
| FTIR | Fourier transform infrared spectroscopy |
| gHCF | Green-synthesized hexacyanoferrate of a transitional or noble metal |
| gHCF/GE | Green-synthesized hexacyanoferrate immobilized on GE |
| gNPs | Green-synthesized NPs |
| GE | Graphite electrode |
| GO | Glucose oxidase |
| gPBA | Green synthesized Prussian blue analog |
| HCF | Hexacyanoferrate of a transitional or noble metal |
| hNFs | Organic-inorganic hybrid nanoflowers |
| Imax | Maximal current response on tested analyte at substrate saturation |
| KMapp | Apparent Michaelis–Menten constant |
| NaOAc | Sodium acetate buffer |
| NZ | Nanozyme |
| NP | Nanoparticle |
| PAAG | Polyacrylamide gel |
| PB | Prussian blue |
| PBA | PB analog |
| PO | Peroxidase |
| SAT | Standard addition test |
| SEM-XRM | Scanning electron microscopy coupled with X-ray microanalysis |
| XRD | X-ray diffraction analysis |