| Acronym | Definition |
|---|
| CHEC | Christian Home Educators of Colorado |
| CHEC | Child Health Evaluation and Care (Medicaid) |
| CHEC | Children's Health Environmental Coalition |
| CHEC | Commonwealth Human Ecology Council (UK) |
| CHEC | Coffs Harbour Education Campus (Southern Cross University, Lismore NSW, Australia) |
| CHEC | Centre des Hautes Études de la Construction (French: Center for Advanced Studies in Construction; est. 1957) |
| CHEC | Central Hidroeléctrica de Caldas (Spanish: Caldas Hydroelectric Power; Caldas, Colombia) |
| CHEC | Cornerstone Hydro Electric Concepts (Canada) |
| CHEC | Canadian Hospital Epidemiology Committee |
| CHEC | Canadian Hydrogen Energy Company |
| CHEC | Census Hiring and Employment Check (US Census Bureau) |
| CHEC | Channel Evaluation & Calling |
| CHEC | Charging Hazard Event Controller |