| Acronym | Definition |
|---|
| IVCS | International Venture Capital Summit |
| IVCS | Indian Volunteers for Community Service (UK based charity) |
| IVCS | Integrated Voice Communications System |
| IVCS | Intravenous Conscious Sedation |
| IVCS | Iliac Vein Compression Syndrome |
| IVCS | Inner Vapor Cooled Shield |
| IVCS | Senior Chief Investigator (USCG Rating) |
| IVCS | Inter-Vehicular Communication Systems |
| IVCS | Intrapelvic Venous Congestion Syndrome |
| IVCS | Internal Voice Communication System |
| IVCS | Interior Voice Communication System |
| IVCS | Individually Ventilated Caging System |
| IVCS | Integrated VME Communication System |
| IVCS | Interior Voice Communications Switch |
| IVCS | Illinois Valley Computer Solutions |
| IVCS | Instituut voor Vocale Communicatie Strategieën (Dutch: Institute of Vocal Communication Strategies) |