| Acronym | Definition |
|---|
| IDZ➣Industrial Development Zone (various locations) |
| IDZ➣Internationales Design Zentrum (German: International Design Center; Berlin, Germany) |
| IDZ➣Infanterist der Zukunft (German: Infantryman of the future) |
| IDZ➣Index Deutschsprachiger Zeitschriften (German: Index of German Journals) |
| IDZ➣Inner Defense Zone |
| IDZ➣Istrski Demokratski Zbor (Slovenian: Istrian Democratic Assembly) |