louvers

noun
  1. Plural of louver: a set of angled slats or blades arranged to allow air or light to pass through while blocking direct view or rain.
  2. Usage: Most common in architecture and building design; Also spelled 'louvres' in British English
  3. A window or opening fitted with such angled slats, typically used for ventilation.
  4. Usage: Common in architectural contexts

Examples