- Vanillyl alcohol
- Vanish at infinity
- Vanishing gradient problem
- Vanishing point
- Vapor
- Vapor barrier
- Vapor density
- Vapor intrusion
- Vapor lock
- Vapor pressure
- Vapor pressure deficit
- Vapor pressure osmometry
- Vapor quality
- Vapor recovery
- Vapor-compression desalination
- Vapor-compression refrigeration
- Vapor-liquid equilibrium
- Vaporization
- Vaporizer
- Vapour density
- Vapour pressure of water
- Vapour-pressure deficit
- Varactor
- Variability
- Variable
- Variable Specific Impulse Magnetoplasma Rocket
- Variable camber wing
- Variable capacitor
- Variable compression ratio
- Variable costs
- Variable displacement
- Variable gauge
- Variable neighborhood search
- Variable pricing
- Variable renewable energy
- Variable speed wind turbine
- Variable structure control
- Variable structure system
- Variable valve lift
- Variable-camber wing
- Variable-frequency transformer
- Variable-gain amplifier
- Variable-length code
- Variable-mass system
- Variable-pitch propellers
- Variable-range hopping
- Variables
- Variance
- Variance inflation factor
- Variance reduction
- Variance-based sensitivity analysis
- Variants
- Variation
- Variation of information
- Variation of parameters
- Variational analysis
- Variational autoencoders
- Variational inequalities
- Variational inequality
- Variational method
- Variational principle
- Variational transition state theory
- Variational transition-state theory
- Variator
- Varicap
- Varicella vaccine
- Varicella zoster virus
- Varicose veins
- Variety
- Varimax rotation
- Variogram
- Variscite
- Varistors
- Varus
- Varves
- Vas deferens
- Vasa vasorum
- Vascular access
- Vascular bundle
- Vascular bypass
- Vascular dementia
- Vascular malformations
- Vascular permeability
- Vascular resistance
- Vascular smooth muscle
- Vascular surgery
- Vascular tissue
- Vasculitis
- Vasculogenesis
- Vasectomy
- Vasoconstriction
- Vasodilation
- Vasomotor
- Vasopressin
- Vasopressors
- Vasospasm
- Vasovagal syncope
- Vastus intermedius
- Vastus lateralis
- Vastus medialis
- Vat dyes
- Vaterite
- Vauquelinite
- Ve-cadherin
- Vector area
- Vector autoregression
- Vector bosons
- Vector bundle
- Vector calculus
- Vector control
- Vector database
- Vector fields
- Vector flow
- Vector graphics
- Vector lattices
- Vector notation
- Vector operator
- Vector optimization
- Vector potential
- 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