perlite /pûrlˈīt/

1. Any acid volcanic glass with a perlitic structure
2. Pearlite

perlitic /-itˈik/ adjective

Showing little concentric spheroidal or spiral cracks between rectilineal ones

• wolf cubs
• wolf dog
• wolf-dog
• wolf dogs
• wolfed
• wolfer
• wolfers
• Wolffian
• Wolffian body
• Wolffian duct
• wolffish
• wolffishes
• wolfhound
• wolfhounds
• Wolfian
• Wolfianism
• wolfing
• wolfings
• wolf in sheep's clothing
• wolfish
• wolfishly
• wolfkin
• wolfkins
• wolflike
• wolfling