| ACM | Arrhythmogenic Cardiomyopathy |
| ACMG-AMP | American College of Medical Genetics and Genomics and the Association for Molecular Pathology |
| aDCM | Arrhythmogenic Dilated Cardiomyopathy |
| AD | Autosomal dominant |
| AF | Atrial Fibrillation |
| AHA | American Heart Association |
| AJ | Adherens Junction |
| ALVC | Arrhythmogenic Left Ventricular Cardiomyopathy |
| AP/MS | Affinity Purification and Mass Spectrometry |
| AR | Autosomal recessive |
| ARVC | Arrhythmogenic Right Ventricular Cardiomyopathy |
| ARVD | Arrhythmogenic Right Ventricular Dysplasia |
| ASD | Atrial Septal Defect |
| BiV | Biventricular |
| BivACM | Biventricular Arrhythmogenic Cardiomyopathy |
| BrS | Brugada syndrome |
| CMP | Cardiomyopathy |
| CMR | Cardiovascular magnetic resonance |
| CPVT | Catecholaminergic Polymorphic Ventricular Tachycardia |
| CRISPR | Clustered regularly interspaced short palindromic repeats |
| DAD | Delayed After Depolarisations |
| DCM | Dilated Cardiomyopathy |
| ECG | Electrocardiogram |
| ENCODE | Encyclopedia of DNA Elements |
| ESC | European Society of Cardiology |
| FDG-PET | 18F-fluorodeoxyglucose positron emission tomography |
| G+ | Genotype negative |
| G- | Genotype negative |
| GSEA | Gene set enrichment analysis |
| GTEx | Genotype-Tissue expression project |
| GWAS | Genome-wide association studies |
| HCM | Hypertrophic Cardiomyopathy |
| HF | Heart failure |
| hiPSC-CMs | Human induced pluripotent stem cell cardiomyocytes |
| HNDC | Hypokinetic Non-dilated Cardiomyopathy |
| HRS | Heart Rhythm Society |
| ICD | Implantable Cardiac Defibrillator |
| ID | Intercalated Disc |
| ISFC | International Society and Federation of Cardiology |
| LBBB | Left Bundle Branch Block |
| LGE | Late gadolinium enhancement |
| LQTS | Long QT syndrome |
| LV | Left ventricle |
| LVEF | Left ventricular ejection fraction |
| MPRAs | Massive Parallel Reporter Assays |
| MR | Mitral Regurgitation |
| NSVT | Non-Sustained Ventricular Tachycardia |
| P+ | Phenotype positive |
| P- | Phenotype negative |
| PHTN | Pulmonary Hypertension |
| PVC | Premature Ventricular Contraction |
| RCM | Restrictive Cardiomyopathy |
| RV | Right ventricle |
| RVOT | Right ventricular outflow tract |
| RWMA | Regional wall motion abnormality |
| SAGE | Serial Analysis of Gene Expression |
| SC | Subcutaneous |
| SCD | Sudden Cardiac Death |
| SERCA | Sarcoplasmic reticulum Ca2+-ATPase |
| SR | Sarcoplasmic reticulum |
| TFC | Task Force Criteria |
| TV | Transvenous |
| TWI | T Wave Inversion |
| UTR | Untranslated regions |
| VT | Ventricular Tachycardia |
| VTA | Ventricular Tachyarrhythmia |
| WES | Whole exome sequencing |
| WGS | Whole genome sequencing |
| WHO | World Health Organisation |