1. A final touch; a crowning achievement; a culmination
   - finishing touch, copestone 
2. A stone that forms the top of wall or building
   - copestone, coping stone, stretcher

Derived forms: capstones

Type of: stone, touch

Part of: wall

Encyclopedia: Capstone

• cumulation
• cumulative
• cumulative preferred
• Saponaria vaccaria
• saponifiable
• saponification
• saponified
• saponify
• saponin
• saponite
• sapor
• saporous
• sapota
• Sapotaceae
• sapote
• sapper
• sapphic
• Sapphic ode
• sapphire
• sapphire berry
• sapphirine
• sapphism
• Sappho
• sappiness
• Sapporo