| Abbreviations | Full Form | Abbreviations | Full Form |
| Ab | antibody | hcPtAuNFs | hollow cubic gold-platinum nanoframes |
| AChE | acetylcholinesterase | HMDA | hexamethylenediamine |
| AF | aflatoxin | HRP | horseradish peroxidase enzyme |
| AFO | aflatoxin oxidase | IgG | immunoglobulin G |
| AgNMs | sliver nanomaterials | ILs | ionic liquids |
| AgNPs | Ag nanoparticles | IMB | immunoaffinity magnetic beads |
| AgNRs | Ag nanorods | ITO | indium tin oxide |
| AgNWs | Ag nanowires | JECFA | Joint Expert Committee on Food Additives |
| a-NP | a-naphthyl phosphate | LBL | Layer-by-layer |
| ATCI | acetylthiocholine iodide | LC-FLD | liquid chromatography coupled with fluorescence detection |
| AuAgNRs | Au–Ag heterogeneous nanorods | MAb | monoclonal antibody |
| AuE | gold electrode | MB | methylene blue |
| AuNPs | gold nanoparticle | MHCS | mesoporous hollow carbon spheres |
| AuNPs/G/PhNO2 | AuNPs-dotted 4-nitrophenylazo-functionalised graphene |
MNPs | Magnetic nanoparticles |
| AuNRs | gold nanorods | MOCPs | metal organic coordination polymers |
| AuPtNPs | gold-platinum alloy nanoparticles | MOF | Metal–organic framework |
| BChE | butylcholinesterase | MoS2 | Molybdenum disulfide |
| black phosphorusNSs | black phosphorus nanosheets | MPS | (3-mercaptopropyl)-trimethoxysilane |
| BP | black phosphene | MS | mass spectrometry detection |
| BSA | bovine serum albumin | Nb. BbvCI | nicking endonuclease |
| CA | cysteamine | N-Cu-MOF | nitrogen-doped copper metal–organic backbone |
| CB | carbamate | NH2 | amino groups |
| CdS-G | CdS-decorated graphene | Ni | nickel |
| CFME | carbon fiber microelectrodes | Ni-MOF | nickel-based metal–organic framework |
| c-MWCNT | carboxylated multi-walled carbon nanotubes |
NMOF | nano-MOF |
| CNTs | carbon nanotubes | OP | organophosphorus |
| Co | cobalt | OTA | ochratoxin A |
| COFs | covalent organic frameworks | P | phosphorus |
| Co-MOF | cobalt-based metal–organic framework | PABA | 4-aminobenzoic acid |
| COOH | carboxyl groups | PANI | polymer polyaniline |
| CS | complementary strand | PAT | patulin |
| Cu-MOF | copper-based metal–organic framework | PDMA | poly (2,5-dimethoxyaniline) |
| DAD | diode-array detection | PdNPs | Palladium nanoparticles |
| DON | deoxynivalenol | PEC | photoelectrochemistry |
| DPV | differential pulse voltammetry | PEI | polyethylenimine |
| ECL | electrochemiluminescence | PI | polyimide |
| EIS | electrochemical impedance spectroscopy | PtNi | PtNi nanoclusters |
| ErGO | electrochemically reduced GO | PtNPs | platinum nanoparticles |
| FAO | Food and Agriculture Organization | QDs | quantum dots |
| FBThF | 4,7-bis (furan−2-yl) benzo [c] [1,2,5] thiadiazole |
rGO | reduced graphene oxide |
| Fc | ferrocene | rMoS2 | reduced MoS2 |
| FC6S | 6-(Ferrocenyl) hexanethiol | SPA | Staphylococcal protein A |
| Fe | iron | SPCE | screen printed carbon electrodes |
| Fe3O4 | iron oxides | ssDNA | signal strand DNA |
| Fe3O4NP | iron oxide nanoparticles | SWCNT | single-walled carbon nanotubes |
| Fe3O4NRs | Fe3O4 nanorods | Tb | Toluidine blue |
| Fe-MOF | iron-based metal–organic framework | Thi | thionine |
| FGO | Carboxyl-functionalized graphene oxide | TLC | thin-layer chromatography |
| FM | fumonisin | TMDs | transition metal dichalcogenides |
| f-MNP | functionalized magnetic nanoparticle | TTBO | 5,6-bis(octyloxy)-4,7-bis (thiopheno [3] [3,2-b] thiophene-2-yl) benzo [c] [1,2,5] oxadiazole |
| FTO | fluorine-doped tin-oxide electrode | VNSWCNTs | vertical nitrogen-doped single-walled carbon nanotubes |
| GA | Glutaraldehyde | WHO | World Health Organization |
| GC | gas chromatography | ZEN | zearalenone |
| g-CNNS | 2D graphite-like carbon nitride nanosheet |
ZnONRs | Zinc oxide nanorods |
| GO | graphene oxide | Zr-MOF | zirconium-based metal–organic framework |
| GQD | graphene quantum dots | 2-ABA | 2-aminobenzylamine |
| GS | graphene sheets | 2D | two-dimensional |