22-letter words containing a, c, o, r, d, e
- videocassette recorder — See VCR.
- whitworth screw thread — a thread form and system of standard sizes, proposed by Whitworth in 1841 and adopted as standard in the U.K., having a flank angle of 55° and a rounded top and foot
- wi-fi protected access — (networking, security) (WPA) A security scheme for wireless networks, developed by the networking industry in response to the shortcomings of Wired Equivalent Privacy (WEP). WPA uses Temporal Key Integrity Protocol (TKIP) encryption and provides built-in authentication, giving security comparable to VPN tunneling with WEP, with the benefit of easier administration and use.
- yellow-shafted flicker — a North American woodpecker C. auratus, which has a yellow undersurface to the wings and tail