| Acronym | Definition |
|---|
| EAD | Encoded Archival Description (DTD for SGML) |
| EAD | Employment Authorization Document (US INS) |
| EAD | Environment Agency Abu Dhabi (Abu Dhabi, UAE) |
| EAD | Ensino A Distancia (Brazil) |
| EAD | Exposure At Default |
| EAD | Emergency Airworthiness Directive |
| EAD | Extended Active Duty |
| EAD | Elite Athletes with a Disability |
| EAD | Executive Assistant Director |
| EAD | Early Afterdepolarization |
| EAD | Equivalent Air Depth (scuba diving) |
| EAD | Euro Arab Dialogue (diplomacy) |
| EAD | Entertainment, Analysis, and Development (Nintendo Co. Ltd.'s internal first-party studio) |
| EAD | Earliest Arrival Date |
| EAD | Economic Analysis Division |
| EAD | Educación Abierta y a Distancia (Spanish magazine) |
| EAD | Extended Air Defense |
| EAD | Entry On Active Duty |
| EAD | European Aeronautical Database |
| EAD | Electroantennographic Detection |
| EAD | Electronic Archival Description |
| EAD | East Australian Daylight (GMT+1100) |
| EAD | External Affairs Director |
| EAD | Enterprise Application Design |
| EAD | Estimated Availability Date |
| EAD | Endplate Acetylcholinesterase Deficiency |
| EAD | Engine and Alert Display |
| EAD | Energy Assurance Daily (US Department of Energy) |
| EAD | Executive Agent Developer |
| EAD | Equal Access Dialing |
| EAD | Environmental Accountability Division |
| EAD | Enhanced Anaerobic Dechlorination (groundwater treatment) |
| EAD | Expected Award Date |
| EAD | Energy and Air Division (US EPA) |
| EAD | echelons above division (Army) (US DoD) |
| EAD | Electronic Arming Device |
| EAD | Estimated Award Date |
| EAD | Expenditure Authorization Document |
| EAD | European AIS (Aeronautical Information System) Database (European Organization for the Safety of Air Navigation) |
| EAD | Education and Administration |
| EAD | Engineering and Design (Austria) |
| EAD | Early Assistance Desk |
| EAD | Employee Appreciation Day (various organizations) |
| EAD | Enterprise Active Directory |