| Acronym | Definition |
|---|
| CISD | Consolidated Independent School District |
| CISD | Cleveland Independent School District (Texas) |
| CISD | Conroe Independent School District (Texas) |
| CISD | Critical Incident Stress Debrief(ing) |
| CISD | Carthage Independent School District (Texas) |
| CISD | Civilian Information Services Division (US Army) |
| CISD | Center for Innovation in Ship Design |
| CISD | Compliance and Innovative Strategies Division (US Environmental Protection Agency) |
| CISD | Common Infrastructure and Service Delivery Review (Canada) |
| CISD | Computer & Information Systems Department |
| CISD | Communications Internet Systems Division (Intel) |
| CISD | Computing & Information Services Department (various organizations) |