| Acronym | Definition |
|---|
| RAID | Redundant Array of Inexpensive Disks |
| RAID | Redundant Array of Independent Disks |
| RAID | Recent Advances in Intrusion Detection |
| RAID | Recherche, Assistance, Intervention, Dissuasion (French tactical unit) |
| RAID | Research and Information Department (Harry Potter series) |
| RAID | Rapid Assessment Interface and Discharge (various locations) |
| RAID | Rapid Aerostat Initial Deployment (System) |
| RAID | Redundant Array of Inexpensive Drives (less common) |
| RAID | Redundant Array of Independent Devices (tape devices) |
| RAID | Reconnaissance And Interdiction Detachment (US Army National Guard) |
| RAID | Random Array of Independent Disks |
| RAID | Rassemblement pour une Alternative Internationale de Développement (French: Rally for Alternative International Development) |
| RAID | Risk, Action, Issues, Decision |
| RAID | Rwanda Aid |
| RAID | Race Against Impaired Driving |
| RAID | Redundant Array of Industry-Standard DIMMs |
| RAID | Retrieval and Information Database |
| RAID | Risk Analysis for ITS Deployment |
| RAID | Ram-Air Inflatable Decelerator |
| RAID | River Assault Interdiction Division |
| RAID | Reaction, Assistance, Intervention, Dissauder (French tactical combat group) |
| RAID | Rapid Assessment Initial Detection team (Army National Guard) |
| RAID | Reconnaissance Air Interdiction Detachment |
| RAID | Risks, Assumptions, Issues and Dependencies (project management) |
| RAID | Request and Inspection of Documents |
| RAID | Radar Identification and Direction (System) |
| RAID | Remote Access & Information Diagnostics |
| RAID | Robotics & Artificial Intelligence Database |
| RAID | Rapid Access to Information in the DLA (Defense Logistics Agency) |
