W - Aviation Glossary
- Wake Turbulence
- Warm front
- Warning area.
- Waste gate
- Waypoint
- Weather Advisory
- Weather and radar processor (WARP)
- Weather depiction chart
- Weather Reconnaissance Area (WRA)
- Weight
- Weight-shift-control aircraft
- Wet ice
- Wet lease
- Wet runway
- Wet snow
- WHEN ABLE
- Wide Area Multilateration (WAM)
- Wide-Area Augmentation System (WAAS)
- WILCO
- Wind correction angle (WCA)
- Wind direction indicators
- Wind Grid Display
- Wind Shear
- Wind Shear Escape
- Winds and temperature aloft forecast (FB)
- Wing area
- Wing root
- Wing span
- Wing Tip Vortices
- Wing twist
- Winglet or tip fin
- Wings
- Wingtip vortices
- WORDS TWICE
- Work
- World Aeronautical Charts (WAC)