| Acronym | Definition |
|---|
| FSV | Fonds de Solidarité Vieillesse (French: Old Age Solidarity Fund) |
| FSV | Feature Selective Validation (electrical engineering) |
| FSV | Full Scale Value (signals) |
| FSV | Fire Support Vehicle |
| FSV | Finite State Verification (software quality assurance) |
| FSV | Food Safety Victoria (Australia) |
| FSV | Final Settlement Value |
| FSV | Flow Safety Valve (oil industry) |
| FSV | Fisheries Survey Vessel (US NOAA) |
| FSV | Fantasy Sports Ventures (est. 2006; New York, NY) |
| FSV | Formula Super Vee (racing cars) |
| FSV | Fuel Shutoff Valve |
| FSV | Final Systolic Volume (cardiology) |
| FSV | Fast Supply Vessel |
| FSV | Future Scout Vehicle |
| FSV | Feline Sarcoma Virus |
| FSV | File Storage Virtualization |
| FSV | Fort Saint Vrain (decommissioned nuclear generation station near Platteville, CO) |
| FSV | Field Support Vessel |
| FSV | Flexible Sheet Veneer |
| FSV | Free Steered Vehicle |
| FSV | Full Service Vendor (supply chain) |
| FSV | Fighting System Vehicle |
| FSV | Fern Society of Victoria Inc (Australia) |
| FSV | Forward Solenoid Valve |
| FSV | Fair Sale Value |
| FSV | Female Sexuality Violence |
| FSV | Force Sale Value (finance) |
| FSV | Flexural-Slip Veins |