| Eesti Teaduste Akadeemia | Academic & Science |
| Electronic Transfer Access | Academic & Science |
| Electronic Travel Aids | Academic & Science |
| Engineering Technology | Academic & Science |
| Equity Transfer Agreement | Accounts and Finance |
| Electronic Transfer Account | Accounts and Finance |
| Expense Time and Activity | Accounts and Finance |
| Estimated Transmitting Ability | Animal Kingdom |
| Ethiopian Teachers’ Association | Associations & Organizations |
| Erindale Taiwanese Association | Business |
| Estimated To Arrival | Business |
| Electronics Technicians Association | Business |
| European Thyroid Association | Business |
| Evangelical Training Association | Business |
| Exception Time Accounting | Business |
| Environmental Transport Association | Business |
| Expected Time of Accomplishment | Business |
| Emirates Trading Agency | Business |
| Entrade, Incorporated | Business |
| Electronic Travel Authority | Community |
| Extension Travel Adjustment | Community |
| Enzyme Technical Association | Community |
| Egyptian Tourist Authority | Community |
| Education and Technical Assistance | Community |
| Education, Tours, and Adventure | Community |
| Electronic Transactions Association | Community |
| Educational Technology Association | Community |
| Electronic Travel Authorization | Community |
| Epileptic Terror Attack | Community |
| Elvis Tribute Artist | Community |
| Explore, Think, Act | Community |
| Ebcdic To Ascii | Computer Assembly Language |
| Elite Tactical Assault | Computing |
| Emerging Technology Advisors | Computing |
| Engineered Transition Assembly | Computing |
| Ethera | Cryptocurrency |
| Erroding Terrain Asilar | Earth Science |
| Electronics Transaction Association | Electronics |
| English Translation Award | General |
| Enter The Adam | General |
| Every Time Awful | General |
| Electric Trainer Aircraft | General |
| Eric The Awful | General |
| Euskadi Ta Askatuta | General |
| Euskadi Ta Askatasuma | General |
| Euskadi Ta Azkatasuna | General |
| Eat That Apple | General |
| Eating Takes All | General |
| Evenflo Triumph Advance | General |
| Estimated Time Arrival | General |
| Electronic Traction Assist | General |
| Electric Thermactor Air System | General |
| Electronic Traffic Avoidance | General |
| Easy Trunk Access | General |
| Edinburgh Taxi Association | General |
| Elephants Turn Around | General |
| Enhanced Tuition Awards | General |
| Encrypted Traffic Analytics | General |
| Editor Too Annoying | General |
| Evaluation and Training for Automation | General |
| ETA Terminological Agglutination | General |
| ETA Threat Assessment | General |
| Estimated Time of Arrival | General |
| Euskadi ta | General |
| Easy To Add | General |
| Eating Time of Afternoon Snacks | General |
| Estimated Time Allocation | General |
| Euskadi Ta As | General |
| Ellinika Touristika Akinita | General |
| En Taro Adun | General |
| Edit Text A | General |
| Estimated Time To Arrival | General |
| Esitmated Time Of Arrival | General |
| Easy To Assemble | General |
| Engelbert Tristram Award | General |
| Electronic Transactions Act | Governmental |
| Enquiry Taxpayer Amendment | Governmental |
| Equality To All | Governmental |
| Employee Training Assessment | Governmental |
| Energy Transfer Accelerance | Governmental |
| Energy Tax Act | Governmental |
| EASE (Enterprise Administrative Support Environment) Time and Attendance module | Governmental |
| EASE time and attendance module | Governmental |
| Employment Training Administration | Governmental |
| Electronic Transportation Acquisition | Governmental |
| Exscusable Technique of Abolishment | Governmental |
| Essential Tactical Advantage | Governmental |
| Employment and Training Administration | Governmental |
| Esti Teaduste Akadeemia | International |
| English Teaching Assistantship | International |
| Euzkadi Ta Askatasuna | International |
| Edited To Add | Internet |
| English Teaching Assistant | Jobs |
| Eicosatetraenoic Acid | Medical |
| Expected Time of Action | Messaging |
| Expected Time of Arrival | Messaging |
| Estimated Time Available | Networking |
| Euskadi Ta Askatasuna | Organization |
| European Technical Approval | Regional |
| European Tugowners Association | Regional |
| Estimated Time of Analysis | Softwares |
| Empty Tank Alert | Space Science |
| Engine Temperature Alarm | Space Science |
| Environmental Test Article | Space Science |
| Estimated Time To Acquisition | Space Science |
| Explosive Transfer Assembly | Space Science |
| External Tank Attachment | Space Science |
| Elite Tennis Association | Sports |
| Engineering Technology Associates | Technology |