Illustrated Architecture Dictionary

Circular window

Also called:

• Bull's-eye
  
  
• Oculus
  
  
• Oeil-de-boeuf
  
  
• Oxeye
  
  
• Roundel

A round aperture, open, louvered, or glazed

Found in most styles of architecture.

Examples from Buffalo architecture:

• Illustration above: Forman-Cabana House
  
  
• Corpus Christi RC Church
  
  
• Guaranty Building