| Abbreviation | Definition |
|---|---|
| JD | jejunal diverticulitis |
| JD | junction domain |
| JD | juvenile diabetes |
| JDC | joint disciplinary committee |
| JDC | junior doctors committee |
| JE | Japanese encephalitis |
| JE | job evaluation |
| JE | job evaluators |
| JE | joint effusion |
| JE | junctional epithelium |
| JE | junctional escape |
| JF | joint finance |
| JF | joint fluid |
| JF | jugular foramen |
| JF | juvenile form |
| JFC | Joint Formulary Committee |
| JGPITC | Joint GP IT Committee |
| JM | Jendrassik manoeuvre |
| JM | juxtamedullary |
| JNC(J) | Joint Negotiating Committee (on Juniors) |