| Abbreviation | Definition |
|---|---|
| V | Valve (vacuum tube) |
| VAC | VPN Accelerator Card |
| VAM | VPN (Virtual Private Network) Acceleration Module |
| VAS | Vibration Absorbing System |
| VAS | Voice Activated System |
| VASIP | Value Added Services Integrated Platform |
| VBA | Valve Bass Amplifier |
| VBC | Valid Bit Controller |
| VBG | Vector Based Graphics |
| VBS | Volume Boot Sector |
| VBUF | Virtual Buffer |
| VCB | Vacuum Circuit Breaker |
| Vcc | Voltage Collector-to-Collector (transistors) |
| VCCI | Video CODEC Communication Interface |
| VCCT | Virtual Crack Closure Technique |
| VCD | Video Compact Disk |
| VCG | Voltage Control Guard |
| VCMS | Virtual Center Management Server |
| VCN | Virtual Cluster Number |
| VCO | Voltage Controlled Oscillator |