| Acronym | Definition |
|---|
| IDSI➣Intelligent Dual and Sequential Injection |
| IDSI➣Imaging Diagnostic Systems, Inc. (Plantation, FL) |
| IDSI➣Intelligent Decision Systems, Inc. (Centreville, VA) |
| IDSI➣Involuntary Deviate Sexual Intercourse |
| IDSI➣Integrated Data Solutions, Inc. (est. 1990) |
| IDSI➣Institute for Development and Social Initiatives (think tank; Moldavia) |
| IDSI➣Integrated Data Systems, Inc. (various locations) |
| IDSI➣International Drug Strategy Institute (Omaha, NE) |