| E.T.C | Escribir Tanto Cansa 
| Others |
| ETC | E Training Center
| Others |
| ETC | Early Thirties Crime
| Others |
| ETC | Earth Terrain Camera
| Others |
| ETC | Earthquake Test Center
| Others |
| ETC | Earthquake Test Centre
| Others |
| ETC | East Texas Central Railroad
| Others |
| ETC | Eastern Tracking Center, Greenbelt, Maryland, Spaceflight Tracking and Data Network site
| Others |
| ETC | Eat the computer
| Others |
| ETC | Eclectic Traditional and Classic
| Others |
| ETC | Editable Text Configuration
| Others |
| ETC | Edmonton Thunderbird Club
| Others |
| ETC | Educate The Children
| Others |
| ETC | Education and Training Center
| Others |
| ETC | Education, Traditions, and Celebrations
| Others |
| ETC | Educational Technology Clearinghouse
| Others |
| ETC | Educational Technology Committee
| Others |
| ETC | Educational Technology Consortium
| Others |
| ETC | Educational Theatre Company
| Others |
| ETC | Educational Training Center
| Others |
| ETC | Eldorado Touring Coupe
| Others |
| ETC | Electric Traction Control
| Others |
| ETC | Electric Turbo Compounding
| Others |
| ETC | Electro-Thermal Chemical
| Others |
| ETC | Electron transfer chain
| Others |
| ETC | Electron Transport Chain
| Others |
| ETC | Electronic and Tele-Communication
| Others |
| ETC | Electronic Temperature Control
| Others |
| ETC | Electronic Theatre Controls
| Others |
| ETC | Electronic Throttle Chamber
| Others |
| ETC | Electronic Throttle Control
| Others |
| ETC | Electronic Timing Control
| Others |
| ETC | Electronic Toll Collection
| Others |
| ETC | Electronic Touch Cereal
| Others |
| ETC | Electronic Traction Control
| Others |
| ETC | Electronic Trade Confirmation
| Others |
| ETC | Electronic Transaction Clearing
| Others |
| ETC | Electronic Transaction Clearinghouse
| Others |
| ETC | Electronic Transfer Case
| Others |
| ETC | Electronic Transmission Control
| Others |
| ETC | Electronic Transmission Controller
| Others |
| ETC | Electronic Tuning Control
| Others |
| ETC | Electronics Technician Chief Petty Officer
| Others |
| ETC | Eligible Telecommunications Carrier
| Others |
| ETC | Elite Tauren Chieftain
| Others |
| ETC | Elite Tauren Chieftan
| Others |
| ETC | Elite Tuners of Canada
| Others |
| ETC | Ellerby Telephone Company
| Others |
| ETC | Emergency Telecommunications Cluster
| Others |
| ETC | Emerging Technology Center
| Others |
| ETC | Emerging Technology Centers
| Others |
| ETC | Emission Testing Center
| Others |
| ETC | Employee Training Center
| Others |
| ETC | Employee Transportation Coordinator
| Others |
| ETC | Enable Threshold Comparison
| Others |
| ETC | Encyclopedia Of Triangle Centers
| Others |
| ETC | End of Thinking Capacity
| Others |
| ETC | Energy Talent and Commitment
| Others |
| ETC | Engine Throttle Control
| Others |
| ETC | Engine Torque Control
| Others |
| ETC | Engineering Teaching Center
| Others |
| ETC | Engineering Technology Centers
| Others |
| ETC | Enhanced Tactical Computer
| Others |
| ETC | Enhanced Telecommunications Corporation
| Others |
| ETC | Enhanced Terminal Capability
| Others |
| ETC | Enhanced Throughput Cellular
| Others |
| ETC | Enterprise Technology Centre
| Others |
| ETC | Entertainment Technology And Commerce
| Others |
| ETC | Entertainment Technology Center
| Others |
| ETC | Entertainment Technology Culture
| Others |
| ETC | Environmental Technology Control
| Others |
| ETC | Environmental Test Centre
| Others |
| ETC | Environmental Training Center
| Others |
| ETC | Environmental Traveling Companions
| Others |
| ETC | Ericsson Texture Compression
| Others |
| ETC | Erosion Technology and Concentration
| Others |
| ETC | ESRD Treatment Choices
| Others |
| ETC | Estimate To Complete
| Others |
| ETC | Estimate To Completion
| Others |
| ETC | Estimated Time of Completion
| Others |
| ETC | Estimated Time to Complete
| Others |
| ETC | Estimated Time to Completion
| Others |
| ETC | Estimated Total Cost
| Others |
| ETC | et Caetera
| Others |
| ETC | et cetera
| Others |
| ETC | Et Cetera (and also)
| Others |
| ETC | Etcetera Type Company
| Others |
| ETC | Ethereum Classic
| Others |
| ETC | Ethiopian Telecommunications Corporation
| Others |
| ETC | European Technical Center
| Others |
| ETC | European Test Conference
| Others |
| ETC | European Theatre Convention
| Others |
| ETC | European Touring Car
| Others |
| ETC | European Transient Cycle
| Others |
| ETC | European Travel Commission
| Others |
| ETC | Evaluation Techniques Corporation
| Others |
| ETC | Evangelism Training Conference
| Others |
| ETC | Event Tag Collection
| Others |
| ETC | Event Triggered Cameras
| Others |
| ETC | Everything That Controls
| Others |
| ETC | Everything Type Company
| Others |
| ETC | Excellence Training For Clericals
| Others |
| ETC | Excellence, Training, and Capability
| Others |
| ETC | Exchange Traded Commodity
| Others |
| ETC | Execution Trace Cache
| Others |
| ETC | Executive Transaction Coordinators
| Others |
| ETC | Exhaust Test Cycle
| Others |
| ETC | Existing Transmission Commit
| Others |
| ETC | Experience The Creativity
| Others |
| ETC | Experiential Technologies Center
| Others |
| ETC | Experiment Test Cycle
| Others |
| ETC | Experimental Theater Club
| Others |
| ETC | Export Trading Company
| Others |
| ETC | Exposure Time Calculator
| Others |