| Abbreviation | Definition |
|---|---|
| ICC | International Coordination Center |
| ICC | Interstate Commerce Commission |
| ICCCM | Inter Client Communications Convention Manual |
| ICCE | Infiltration Counter-Counter Electronics |
| ICD | Initiative Communications Deception |
| ICD | Interface Control Document |
| ICD | International Classifications of Diseases |
| ICD | International Cooperation and Development Program |
| ICDC | Intelligence Community Deputies Committee |
| ICDC | Iraqi Civil Defense Corps |
| ICDP | Intelligence Career Development Program |
| ICDR | Inspection Discrepancy and Correction Record |
| ICDS | Improved Container Delivery System |
| ICE | Improved Combat Efficiency |
| ICE | Independent Cost Estimate |
| ICE | Inventory Control Effectiveness |
| ICEDEFFOR | Icelandic Defense Force |
| ICEDEFOR | Iceland Defense Forces |
| ICEPP | Incident Communications Emergency Policy and Procedures |
| ICF | Intelligence Contingency Funds |