| Acronym | Definition |
|---|
| JAD | Journal of Affective Disorders (International Society for Affective Disorders) |
| JAD | Joint Application Design (software) |
| JAD | Journal of Adhesive Dentistry (Quintessence Publishing) |
| JAD | Joint Application Development |
| JAD | Joint Analysis and Design |
| JAD | Joint Application Design |
| JAD | Java Application Descriptor |
| JAD | Japan Automatic Door Co., Ltd. |
| JAD | Jak and Daxter (game) |
| JAD | Jeunesse Anti-Drogue (anti-drug youth organisation) |
| JAD | Journal of Astronomical Data |
| JAD | Joint Application Development/Design |
| JAD | Judge Advocate Division (US DoD) |
| JAD | Joint Approximate Diagonalization |
| JAD | Jumpmaster Assisted Deployment (parachuting) |
| JAD | Japan Automatic Development |
| JAD | Japanese Association at Duke (Duke University; North Carolina) |
| JAD | Joint Analysis Directorate |
| JAD | Just Another Dungeon |
| JAD | Junta Agroprempresarial Dominicana (Dominican Republic) |
| JAD | Joint Acceptance Demonstration |
| JAD | Joint Analysis Division |