1. Having a latticelike structure pierced with holes or windows
   - cancellated, clathrate 
2. Having an open or latticed or porous structure
   - cancellated, cancellous

See also: cellular, reticular, reticulate

• wellie
• wellington
• Wellington boot
• wellness
• wellpoint
• Wells
• wellspring
• welly
• welsh
• Welsh Black
• Welsh corgi
• Welsh dresser
• Welsh onion
• Welsh pony
• Welsh poppy
• Welsh rabbit
• Welsh rarebit
• Welsh springer spaniel
• Welsh terrier
• welsher
• Welshman
• Welshwoman
• welt
• Weltanschauung
• welted thistle