| ECO |
Elected County Official |
| ECOG |
Eastern Cooperative Oncology Group |
| ECOM |
En Route Communications |
| ECOS |
Education And Career Opportunities System |
| ECOS |
Experiment Computer Operating System |
| ECOSOC |
Economic and Social Council ( of the United Nations) |
| ECOSOC |
Economic and Social Council |
| ECOWAS |
Economic Cooperation Organisation of West African States |
| ECP |
Effective Core Potential |
| ECP |
Extended Capabilities Port |
| ECP |
Engineering Change Proposal |
| ECP |
Engineering Change Program |
| ECP |
Engineering Control Proposal |
| ECP |
Explicitly Coded Program |
| ECP |
Election Commission of Pakistan |
| ECP |
Equivalance Class Partition |
| ECPAT |
End Child Prostitution in Asian Tourism |
| ECPC |
Experimental Climate Prediction Center |
| ECPR |
Electrically-Calibrated Pyroelectric Radiometer |
| ECR |
Engineering Change Request |
| ECR |
Engineering Change Record |
| ECR |
Electron Cyclotron Resonance |
| ECR |
Efficient Cost Reduction |
| ECR |
Electronic Check Recovery |
| ECR |
Energy Cost Recovery |
| ECRA |
Engineering Change Request/Authorization |
| ECRIS |
Electron-Cyclotron-Resonance Ion Source |
| ECRS |
Expense & Cost Recovery System |
| ECRT |
Elder Crime Report Team |
| ECS |
Environment Control System |
| ECS |
Electronic Clearing Service |
| ECS |
Engine Control System |
| ECS |
Environmental Control System |
| ECS |
Energy-Corrected-Sudden |
| ECSC |
European Coal and steel Committee |
| ECSC |
European Conference on Security and Cooperation |
| ECSED |
Electronic Commerce in Scientific and Engineering Data |
| ECSFF |
Embedded Computing Small Form Factor |
| ECST |
Exercise Cardiac Stress Test |
| ECT |
Electro-Convulsant Therapy |
| ECT |
Electronics & Communications Technology |
| ECT |
Enteric Coated Tablet |
| ECT |
Electro-Convulsive Therapy |
| ECT |
Elementary Computer Technologist |
| ECT |
Error Correction Term |
| ECTA |
Esophageal Gastric Tube Airway |
| ECTC |
Expected Cost To Company |
| ECTF |
Enterprise Computer Telephony Forum |
| ECTFE |
Ethylene Chloro TriFlouroethylene |
| ECTS |
European Credit Transfer System |