W
- warping tool
- WARPS
- warranty
- warranty period
- warranty repair
- warranty service
- WASP
- waste
- waste heat
- WAT
- watch
- watch list
- watchdog (WD)
- watchdog timer
- watchpoint
- watchword
- water cooling
- water impermeability
- water pressure
- water pressure gauge
- water pressure sensor
- water sensor
- water-cooled rack
- water-protected
- water-resistant
- water-soluble
- water-soluble solder mask
- waterfall methodology
- waterfall model
- waterfall plot
- watermark
- watermarking
- watermarking-based authentication
- waterproofing
- WATS
- watt
- wattage
- wattmeter (W)
- WAV
- WAVE
- wave
- wave crest
- wave file
- wave medium
- wave propagation
- wave soldering
- wave soldering machine
- wave table synthesis
- wave trough
- wave velocity