| Subject | English | Italian |
| fin. | continuation sheet of the Single Document | foglio aggiuntivo del Documento Unico |
| fin. | Joint Committee EEC-European Free Trade Association - Single Document | Commissione mista CEE-Associazione europea di libero scambio -Documento unico |
| econ. | single document | documento unico |
| commer., polit., fin. | single document | documento amministrativo unico |
| comp., MS | single-document interface | Single Document Interface (A specification according to which each open document occupies its own window in the UI, though only a single instance of the program application is running) |