| Acronym | Definition |
|---|
| JDA | Joint Development Agreement |
| JDA | Japan Defense Agency |
| JDA | Jaipur Development Authority (India) |
| JDA | Japan Dental Association |
| JDA | Java Discord API (Application Programming Interface) |
| JDA | Joint Defense Agreement (law) |
| JDA | Japan Debate Association (est. 1986) |
| JDA | Janne da Arc (band) |
| JDA | Jinetes del Apocalipsis (Spanish: Horsemen of the Apocalypse) |
| JDA | Joint Duty Assignment |
| JDA | Joint Development Association |
| JDA | Japan Darts Association |
| JDA | Jerusalem Development Authority |
| JDA | Jovian Detention Authority (gaming) |
| JDA | Joint Deployment Agency |
| JDA | J.D. Angst (Scrubs fanfiction) |
| JDA | Joint Defense Appeal |
| JDA | Job Demand Analysis |
| JDA | Journal Disk/Core Address |
| JDA | Joint Defense Agency |