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1. A decorative framework to conceal curtain fixtures at the top of a window casing
   - valance, valance board, pelmet
    
2. A moulding at the corner between the ceiling and the top of a wall
    
3. The topmost projecting part of an entablature

1. (architecture) furnish with a cornice

Derived forms: cornicing, corniced, cornices

Type of: framework, furnish, molding [N. Amer], moulding [Brit, Cdn], projection, provide, render, supply

Part of: entablature

Encyclopedia: Cornice