| V021 | VACU | Vacuum | Space devoid of matter. | Semiconductor manufacturing. |
| V022 | VAE | Variational Autoencoder | Type of neural network. | Machine learning. |
| V023 | VAF | Voltage Amplification Factor | Ratio of output to input voltage. | Amplifiers. |
| V024 | VAG | Volkswagen Aktiengesellschaft | German automotive company. | Car manufacturing. |
| V025 | VAL | Value | Numerical quantity. | Data analysis. |
| V026 | VAR | Volt-Ampere Reactive | Reactive power in AC circuits. | Power factor correction. |
| V027 | VAS | Voluntary Activation System | Neural activation method. | Medical research. |
| V028 | VAT | Value Added Tax | Tax on goods and services. | Business accounting. |
| V029 | VAV | Variable Air Volume | HVAC airflow control. | Climate control systems. |
| V030 | VBM | Voice Band Modem | Modem for voice frequency band. | Telecommunications. |
| V031 | VCC | Voltage Common Collector | Supply voltage terminal. | Electronic circuits. |
| V032 | VCD | Video Compact Disc | Optical disc format. | Media storage. |
| V033 | VCO | Voltage Controlled Oscillator | Oscillator with voltage control. | Radio frequency circuits. |
| V034 | VCS | Version Control System | Software version management. | Coding projects. |
| V035 | VCT | Variable Cam Timing | Engine valve timing system. | Automotive engines. |
| V036 | VCU | Vehicle Control Unit | Automotive control system. | Vehicle electronics. |
| V037 | VDC | Volts Direct Current | DC voltage supply. | Batteries. |
| V038 | VDMOS | Vertical Diffused MOSFET | Type of MOSFET transistor. | Power electronics. |
| V039 | VDSL | Very High Bitrate Digital Subscriber Line | High-speed internet tech. | Broadband service. |
| V040 | VDT | Visual Display Terminal | Computer display device. | Workstations. |
| V041 | VEC | Variable Energy Cyclotron | Particle accelerator. | Physics research. |
| V042 | VEF | Variable Energy Filter | Device adjusting energy spectrum. | Radiation physics. |
| V043 | VEG | Voltage Equivalent Gain | Amplifier gain factor. | Electronics. |
| V044 | VEL | Velocity | Speed in a given direction. | Fluid mechanics. |
| V045 | VEM | Voltage Excitation Module | Provides voltage excitation. | Instrumentation. |
| V046 | VEN | Voltage Energy Network | Power distribution system. | Electrical grids. |
| V047 | VEP | Visual Evoked Potential | Brain response to visual stimuli. | Neuroscience. |
| V048 | VER | Version | Software release iteration. | Software development. |
| V049 | VES | Vapor Extraction System | Removes vapors from soil/air. | Environmental cleanup. |
| V050 | VET | Vocational Education and Training | Skills development program. | Workforce training. |
| V051 | VFD | Variable Frequency Drive | Controls motor speed. | Industrial machinery. |
| V052 | VFF | Valve Flow Factor | Measure of valve flow capacity. | Fluid control. |
| V053 | VFM | Value for Money | Cost-effectiveness measure. | Project evaluation. |
| V054 | VFO | Variable Frequency Oscillator | Oscillator with tunable frequency. | Radio transmitters. |
| V055 | VFR | Visual Flight Rules | Aviation flight rules. | Pilot navigation. |
| V056 | VFS | Virtual File System | Abstract file system interface. | Operating systems. |
| V057 | VFT | Variable Frequency Transformer | Transformer with adjustable frequency. | Power systems. |
| V058 | VFX | Visual Effects | Computer-generated imagery. | Film production. |
| V059 | VG | Venturi Gauge | Device measuring fluid flow. | HVAC. |
| V060 | VHF | Very High Frequency | Radio frequency range. | FM radio. |
| V061 | VHI | Variable Hydraulic Interface | Hydraulic system interface. | Industrial equipment. |
| V062 | VHM | Virtual Human Model | Digital human representation. | Ergonomic studies. |
| V063 | VIH | Voltage Input High | Logic input voltage high level. | Digital electronics. |
| V064 | VIL | Voltage Input Low | Logic input voltage low level. | Digital circuits. |
| V065 | VIN | Voltage Input | Input voltage in circuits. | Power supplies. |
| V066 | VIP | Very Important Person | High priority individual. | Event management. |
| V067 | VIR | Voltage, Current, Resistance | Basic electrical quantities. | Circuit analysis. |
| V068 | VIS | Visual Inspection System | Automated visual inspection. | Quality control. |
| V069 | VIT | Vocational Instructional Technology | Teaching technology. | Education. |
| V070 | VIV | Vortex-Induced Vibration | Oscillation caused by fluid flow. | Structural engineering. |
| V071 | VLA | Very Large Array | Radio telescope network. | Astronomy. |
| V072 | VLC | Visible Light Communication | Data transmission via light. | Wireless communications. |
| V073 | VLF | Very Low Frequency | Radio frequencies below 30 kHz. | Submarine communication. |
| V074 | VLX | Variable Length X | Adjustable length parameter. | Engineering design. |
| V075 | VMC | Virtual Machine Control | Management of virtual machines. | Cloud computing. |
| V076 | VMD | Visual Molecular Dynamics | Molecular visualization software. | Biochemistry. |
| V077 | VME | Versa Module Europa | Computer bus standard. | Embedded systems. |
| V078 | VMI | Vendor Managed Inventory | Supplier manages inventory. | Supply chain. |
| V079 | VMM | Virtual Machine Monitor | Hypervisor software. | Virtualization. |
| V080 | VMO | Maximum Operating Velocity | Max speed for safe operation. | Aviation. |
| V081 | VMS | Vehicle Management System | System controlling vehicle operations. | Fleet management. |
| V082 | VMT | Vehicle Miles Traveled | Total distance traveled by vehicles. | Traffic studies. |
| V083 | VNC | Virtual Network Computing | Remote desktop protocol. | IT support. |
| V084 | VOC | Volatile Organic Compound | Organic chemicals that vaporize. | Environmental monitoring. |
| V085 | VOD | Video on Demand | Streaming service. | Media consumption. |
| V086 | VOIP | Voice over Internet Protocol | Voice communication over IP. | Telecommunications. |
| V087 | VOR | VHF Omnidirectional Range | Aircraft navigation system. | Aviation. |
| V088 | VOS | Vehicle Operating System | OS for automotive control. | Connected cars. |
| V089 | VPA | Virtual Power Appliance | Software simulating power devices. | Grid management. |
| V090 | VPS | Virtual Private Server | Hosted server in cloud. | Web hosting. |
| V091 | VPT | Variable Pitch Turbine | Turbine with adjustable blades. | Power generation. |
| V092 | VR | Virtual Reality | Computer-generated immersive environment. | Gaming, training. |
| V093 | VRC | Voltage Regulator Circuit | Circuit maintaining voltage levels. | Electronics. |
| V094 | VRF | Variable Refrigerant Flow | HVAC system type. | Energy efficient cooling. |
| V095 | VRM | Voltage Regulator Module | Regulates voltage in electronics. | Computer motherboards. |
| V096 | VRS | Vehicle Registration System | System managing vehicle records. | Government transport. |
| V097 | VRT | Virtual Reality Training | Training using VR tech. | Military, medical. |
| V098 | VRT | Voltage Regulator Transformer | Transformer regulating voltage. | Power distribution. |
| V099 | VSA | Vehicle Stability Assist | System enhancing vehicle control. | Automotive safety. |
| V100 | VSC | Vehicle Stability Control | Electronic stability system. | Car safety systems. |
| V101 | VSD | Variable Speed Drive | Controls motor speed. | Industrial motors. |
| V102 | VSI | Vertical Speed Indicator | Aircraft instrument showing climb/descent rate. | Aviation. |
| V103 | VSP | Variable Speed Pump | Pump with adjustable speed. | Water treatment. |
| V104 | VSS | Vehicle Speed Sensor | Measures vehicle speed. | Automotive control. |
| V105 | VST | Video Streaming Technology | Streaming video tech. | Media platforms. |
| V106 | VTA | Variable Timing Actuator | Engine timing component. | Automotive engines. |
| V107 | VTC | Video Teleconference | Video communication system. | Remote meetings. |
| V108 | VTI | Virtual Terminal Interface | Software interface for terminal emulation. | IT systems. |
| V109 | VTN | Voltage Transformer Network | Network of voltage transformers. | Power systems. |
| V110 | VTS | Vessel Traffic Service | Monitors marine traffic. | Port safety. |
| V111 | VTT | Virtual Test Tool | Software testing tool. | Software QA. |
| V112 | VTVM | Vacuum Tube Voltmeter | Measurement instrument. | Electronics testing. |
| V113 | VTX | Video Transmitter | Device transmitting video signals. | Drones, CCTV. |
| V114 | VU | Volume Unit | Audio signal level measurement. | Sound engineering. |
| V115 | VUM | Volume Unit Meter | Device measuring audio volume units. | Audio production. |
| V116 | VVC | Variable Valve Control | Engine valve timing tech. | Automotive engineering. |
| V117 | VVH | Variable Voltage Handling | Capability to handle varying voltages. | Power supplies. |
| V118 | VVI | Variable Voltage Inverter | Inverter with variable voltage output. | Renewable energy systems. |
| V119 | VVP | Variable Valve Phase | Engine valve timing system. | Automotive. |
| V120 | VVT | Variable Valve Timing | Engine timing technology. | Performance engines. |
| V121 | VWA | Vacuum Welding Apparatus | Equipment for welding under vacuum. | Aerospace manufacturing. |
| V122 | VWD | Variable Width Display | Display with adjustable width. | UI design. |
| V123 | VWF | Von Willebrand Factor | Blood clotting protein. | Medical diagnostics. |
| V124 | VWG | Variable Water Gauge | Measures water level variation. | Hydraulics. |
| V125 | VWT | Variable Waveform Transformer | Transformer with adjustable waveform. | Power electronics. |
| V126 | VXI | VME eXtensions for Instrumentation | Modular instrumentation standard. | Test equipment. |
| V127 | VXL | Voxel | 3D pixel in imaging. | Medical imaging. |
| V128 | VXS | VME Switched Serial | Communication protocol. | Data transfer. |
| V129 | VYT | Variable Yield Test | Test with varying output levels. | Quality assurance. |
| V130 | VZV | Varicella Zoster Virus | Virus causing chickenpox/shingles. | Medical studies. |
| V131 | VAA | Visual Analytics Application | Tool for data visualization. | Business intelligence. |
| V132 | VAB | Vertical Assembly Building | Building for assembly. | Aerospace manufacturing. |
| V133 | VAC | Volts AC | Alternating current voltage. | Electrical systems. |
| V134 | VAD | Ventricular Assist Device | Heart pump device. | Medical implants. |
| V135 | VAE | Variational Autoencoder | Neural network model. | AI research. |
| V136 | VAF | Voltage Amplification Factor | Voltage gain measure. | Amplifier circuits. |
| V137 | VAG | Volkswagen AG | Car manufacturer. | Automotive industry. |
| V138 | VAL | Value | Numerical amount. | Data processing. |
| V139 | VAR | Volt-Ampere Reactive | Reactive power in AC circuits. | Electrical engineering. |
| V140 | VAS | Voluntary Activation System | Neural activation method. | Medical studies. |
| V141 | VAT | Value Added Tax | Sales tax. | Business finance. |
| V142 | VBM | Voice Band Modem | Modem for voice frequency. | Telecoms. |
| V143 | VCC | Voltage Common Collector | Power supply pin. | Electronics. |
| V144 | VCD | Video Compact Disc | Optical disc format. | Media storage. |
| V145 | VCO | Voltage Controlled Oscillator | Oscillator controlled by voltage. | Radio circuits. |
| V146 | VCS | Version Control System | Software versioning tool. | Software development. |
| V147 | VCT | Variable Cam Timing | Engine valve timing system. | Automotive engines. |
| V148 | VCU | Vehicle Control Unit | Automotive control system. | Vehicle electronics. |
| V149 | VDC | Volts Direct Current | DC voltage supply. | Batteries. |
| V150 | VDMOS | Vertical Diffused MOSFET | MOSFET transistor type. | Power electronics. |
| V151 | VDSL | Very High Bitrate Digital Subscriber Line | High-speed broadband tech. | Internet service. |
| V152 | VDT | Visual Display Terminal | Computer terminal. | Office equipment. |
| V153 | VEC | Variable Energy Cyclotron | Particle accelerator. | Physics research. |
| V154 | VEF | Variable Energy Filter | Energy filter device. | Radiation physics. |
| V155 | VEG | Voltage Equivalent Gain | Amplifier gain parameter. | Electronics. |
| V156 | VEL | Velocity | Speed with direction. | Fluid mechanics. |
| V157 | VEM | Voltage Excitation Module | Device providing voltage excitation. | Instrumentation. |
| V158 | VEN | Voltage Energy Network | Power distribution system. | Electrical grids. |
| V159 | VEP | Visual Evoked Potential | Brain response measurement. | Neuroscience. |
| V160 | VER | Version | Software iteration. | Software releases. |
| V161 | VES | Vapor Extraction System | System removing vapors. | Environmental cleanup. |
| V162 | VET | Vocational Education and Training | Skills training. | Workforce development. |
| V163 | VFD | Variable Frequency Drive | Motor speed controller. | Industrial machines. |
| V164 | VFF | Valve Flow Factor | Valve flow capacity metric. | Fluid dynamics. |
| V165 | VFM | Value for Money | Cost effectiveness. | Project assessment. |
| V166 | VFO | Variable Frequency Oscillator | Oscillator with adjustable frequency. | Radio devices. |
| V167 | VFR | Visual Flight Rules | Aviation navigation rules. | Piloting. |
| V168 | VFS | Virtual File System | File system abstraction. | Operating systems. |
| V169 | VFT | Variable Frequency Transformer | Frequency adjustable transformer. | Power distribution. |
| V170 | VFX | Visual Effects | CGI in media. | Film making. |
| V171 | VG | Venturi Gauge | Fluid flow measurement device. | HVAC systems. |
| V172 | VHF | Very High Frequency | Radio frequency range. | Broadcasting. |
| V173 | VHI | Variable Hydraulic Interface | Hydraulic system component. | Industrial machinery. |
| V174 | VHM | Virtual Human Model | Digital human representation. | Ergonomics. |
| V175 | VIH | Voltage Input High | Logic high input voltage. | Digital electronics. |
| V176 | VIL | Voltage Input Low | Logic low input voltage. | Digital circuits. |
| V177 | VIN | Voltage Input | Circuit input voltage. | Electronics. |
| V178 | VIP | Very Important Person | Priority individual. | Event planning. |
| V179 | VIR | Voltage, Current, Resistance | Basic electrical parameters. | Circuit analysis. |
| V180 | VIS | Visual Inspection System | Automated visual inspection. | Quality assurance. |
| V181 | VIT | Vocational Instructional Technology | Education technology. | Teaching. |
| V182 | VIV | Vortex-Induced Vibration | Fluid flow-induced oscillations. | Structural engineering. |
| V183 | VLA | Very Large Array | Radio telescope. | Astronomy. |
| V184 | VLC | Visible Light Communication | Data transmission via light. | Wireless networking. |
| V185 | VLF | Very Low Frequency | Radio frequencies below 30 kHz. | Communication. |
| V186 | VLX | Variable Length X | Adjustable length parameter. | Engineering design. |
| V187 | VMC | Virtual Machine Control | Virtual machine management. | Cloud computing. |
| V188 | VMD | Visual Molecular Dynamics | Molecular visualization. | Chemistry. |
| V189 | VME | Versa Module Europa | Computer bus standard. | Embedded systems. |
| V190 | VMI | Vendor Managed Inventory | Supplier-managed stock. | Supply chain. |
| V191 | VMM | Virtual Machine Monitor | Hypervisor software. | Virtualization. |
| V192 | VMO | Maximum Operating Velocity | Max safe operational speed. | Aviation. |
| V193 | VMS | Vehicle Management System | Controls vehicle functions. | Fleet operations. |
| V194 | VMT | Vehicle Miles Traveled | Distance vehicles travel. | Traffic analysis. |
| V195 | VNC | Virtual Network Computing | Remote desktop protocol. | IT support. |
| V196 | VOC | Volatile Organic Compound | Vaporizing organic chemicals. | Air quality monitoring. |
| V197 | VOD | Video on Demand | Streaming media service. | Entertainment. |
| V198 | VOIP | Voice over Internet Protocol | Internet telephony. | Telecommunications. |
| V199 | VOR | VHF Omnidirectional Range | Aviation navigation aid. | Piloting. |
| V200 | VOS | Vehicle Operating System | OS for vehicles. | Connected car tech. |
