| Acronym | Definition |
|---|
| CETC | CANMET Energy Technology Centre (Canada) |
| CETC | Competitive Eligible Telecommunications Carrier (FCC) |
| CETC | Council-Certified Environmental Thermography Consultant (American Council for Accredited Certification) |
| CETC | Connecticut Employment and Training Commission |
| CETC | Community Education Training Center |
| CETC | Central European Transport Corridor |
| CETC | Civil Engineering Technology Center (US Coast Guard) |
| CETC | Coalition of Environmental Training Centers |
| CETC | Central Electrification and Traffic Control |