- vector coupling
- vector meson
- venturi nozzle
- vapour generator
- vapour permeability
- vertical control
- vibrating stirrer
- vibration analysis
- vibrato
- vibrometer
- vibroscope
- viewfinder eyepiece
- viewing lens
- viewing magnifier
- virial theorem
- viscometer
- vibration
- vibration damping
- vibrational spectrum
- vibratory
- vibratory feeder
- vibratory hopper
- viscosimeter
- viscous damping
- visible spectrum
- visual photometer
- vortex core
- vortex distribution
- vortex reactor
- vortex trailing
- vorticity
- vorticity equation
- w bonson
- wake intensity
- wall attachment
- warm-up
- violent boiling
- virgin neutron
- virial equation
- virtual
- virtual particle
- virtual pitch
- viscosity measurement
- viscous action
- viscous stress
- visual code
- Vlasov equation
- warp
- wash bottle
- wash tank
- waste canister
- waste concentration
- watch glass
- water baffle
- water sampler
- water thermostat
- wake area
- wake field
- wake space
- wall box
- warm laboratory
- washback
- waste drum
- waste gas
- water bath
- water electrolysis
- water gap
- water ingress
- water suspension
- wave constant
- wave duct
- wave force
- wave optics
- wave packet
- wave phase
- wave spectrum
- wave-lenght
- wave-length
- wavelength
- wearing element
- wearout defect
- webbed eyepiece
- webspider line
- voltage gain
- voltage generator
- voltage step
- voltaic pile
- Volterra equation
- volume
- volume current
- volume displacement
- volume integral
- volume speech
- volume velocity
- volumetric flask
- vortex decay
- vortex pair
- vortex ring
- vortex street
- vortex stretching