W
- walking robot
- walkover
- walkthrough
- wall bracket
- wall following
- wall outlet
- wall plate
- wall plug
- wall time
- wall-clock time
- wall-following robot
- wall-wart power supply
- wallet
- wallet PC
- wallet provider
- wallpaper
- WAMP
- WAN
- WAN interface
- WAN technology
- WANA
- wand
- wander
- wanderer
- WAP
- war dialer
- war dialing attack
- war-game
- WARC
- warchalking
- warehouse
- warehouse automation
- warehouse robot
- warehouse-scale computer
- warez
- warfare
- warfare droid
- warm boot
- warm reset
- warm site
- warm standby
- warning
- warning bell
- warning device
- warning lights
- warning message
- warning siren
- warp
- WaRP
- warping
