| Acronym | Definition |
|---|
| ISDF➣International Standard for Describing Functions (International Council on Archives) |
| ISDF➣International Sustainable Development Foundation |
| ISDF➣Institut de Sûreté de Fonctionnement |
| ISDF➣International Space Defense Force (Battlezone game) |
| ISDF➣International Dance Sport Federation |
| ISDF➣Information Self Defense Force (Splinter Cell: Chaos Theory video game) |
| ISDF➣International Student Data Form |
| ISDF➣Instituto Superior de Formación Docente |
| ISDF➣Information Super Dance Floor |
| ISDF➣International Still's Disease Foundation |
| ISDF➣Integrated Service Delivery Framework |
| ISDF➣Indian Self-Determination Funds |
| ISDF➣International Standards Development Forum |
| ISDF➣International School Development Foundation |
| ISDF➣Industrial Site Development Funds |
| ISDF➣Internet Society Discussion Forum |
| ISDF➣IP Summary-Description Format (Design and Reuse) |
| ISDF➣International Shooter Development Fund |
| ISDF➣International Self–Denial Fund (Salvation Army) |
| ISDF➣Importance Sampling Density Function |
| ISDF➣Information System & Decisions Framework |
| ISDF➣Interactive Standard Development Forums |
| ISDF➣Indiana Down Syndrome Foundation |
| ISDF➣Illegal Self Defense Force |