fenestrations

noun
  1. Plural of fenestration; openings or windows in a wall or structure, or the arrangement and design of such openings.
  2. Usage: Commonly used in architecture and building design
  3. In anatomy, the presence of small openings or perforations in a bone or membrane.
  4. Usage: Medical/anatomical term
  5. In surgery, the creation of an opening or window in a bone or tissue.
  6. Usage: Medical/surgical term

Examples