- Vector quantization
- Vector soliton
- Vector space
- Vector space model
- Vector spherical harmonics
- Vector-valued function
- Vectorization
- Vectors
- Vectra
- Vectran
- Vega
- Vegard's law
- Vegetable oil
- Vegetation index
- Vegetative
- Vegetative state
- Vehicle
- Vehicle bus
- Vehicle dynamics
- Vehicle fire
- Vehicle frame
- Vehicle location data
- Vehicle recycling
- Vehicle routing problem
- Vehicle tracking system
- Vehicle weight
- Vehicle-to-everything
- Vehicle-to-grid
- Vehicular ad hoc network
- Vehicular automation
- Vehicular communication systems
- Veiling glare
- Veins
- Velcro
- Velocimetry
- Velocity
- Velocity factor
- Velocity obstacle
- Velocity potential
- Velocity triangles
- Vena cava
- Vena contracta
- Venae cavae
- Vendor lock-in
- Venera
- Venn diagrams
- Veno-occlusive disease
- Venography
- Venom
- Venomous
- Venous return
- Venous thromboembolism
- Venous thrombosis
- Venous ulcers
- Vensim
- Ventilation
- Ventilation shaft
- Ventilation-perfusion mismatch
- Ventilative cooling
- Ventilator
- Ventilator-associated pneumonia
- Ventral stream
- Ventricles
- Ventricular assist device
- Ventricular fibrillation
- Ventricular flutter
- Ventricular hypertrophy
- Ventricular outflow tract
- Ventricular remodeling
- Ventricular system
- Ventricular tachycardia
- Ventriculitis
- Ventrolateral prefrontal cortex
- Ventrolateral preoptic nucleus
- Ventromedial nucleus
- Ventromedial prefrontal cortex
- Venturi effect
- Venturi flume
- Venturi scrubbers
- Venules
- Verdet constant
- Verdigris
- Vergence-accommodation conflict
- Verification and validation
- Verilog
- Verilog-A
- Verilog-AMS
- Verlet integration
- Vermiculite
- Vermilion
- Vernal keratoconjunctivitis
- Vero cells
- Versatile Test Reactor
- Versatile peroxidase
- Versine
- Version
- Version control
- Vertebrae
- Vertebral artery
- Vertebral augmentation
- Vertebral column
- Vertex configuration
- Vertex cover
- Vertex model
- Vertex normals
- Vertex space
- Vertex-connected
- Vertex-transitive
- Vertical and horizontal
- Vertical boiler
- Vertical datum
- Vertical deflection
- Vertical displacement
- Vertical electrical sounding
- Vertical exaggeration
- Vertical farming
- Vertical handover
- Vertical integration
- Vertical line test
- Vertical mattress
- Vertical navigation
- Vertical position
- Vertical roller mill
- Vertical search
- Vertical stabilizer
- Vertically aligned carbon nanotube arrays
- Vertices
- Vertigo
- Vertisols
- Vesicle fusion
- Vesicles
- Vesicular
- Vesicular monoamine transporter
- Vespel
- Vestibular nerve
- Vestibular rehabilitation
- Vestibular schwannoma
- Vestibular system
- Vestibule
- Vestibulo-ocular reflex
- Vestibulocochlear nerve
- Vesuvianite
- Vi
- Viability assays
- Viability theory
- Viable System Model
- Viable but nonculturable
- Vials
- Vibrating feeder
- Vibrating wire