| Acronym | Definition |
|---|
| IDAC➣Institute of Development, Aging and Cancer (Japan) |
| IDAC➣Informix Data Access Components |
| IDAC➣Infectious Disease Association of California |
| IDAC➣Infobus Data Access Component (Lotus) |
| IDAC➣Instantaneous Detection and Correction (railroad wheel slippage) |
| IDAC➣Internet Directory of Advisors and Consultants |
| IDAC➣Interim Deployable ACCS Component |
| IDAC➣Integrated Design & Analysis Consultants, LTD (Surrey, UK) |
| IDAC➣Interim Digital-Analog Converter |
| IDAC➣Impeller Driven Aircraft |
| IDAC➣Interconnecting Digital-Analog Converter |
| IDAC➣Inter-Digital Analog Converter |
| IDAC➣Integrated Detector Amplifier Combination |
| IDAC➣Istituzioni di Alta Cultura (Italian: Institutions of High Culture) |
| IDAC➣Industrial Data Acquisition and Control (Slave Lake, Alberta, Canada technology company) |