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Vinony

fenestration

noun

  1. the arrangement, proportioning, and design of windows and doors in a building
  2. an opening in a surface (such as a wall or membrane)
  3. the operation of cutting an opening in the bony labyrinth between the inner ear and tympanum to replace natural fenestrae that are not functional
L320543 on Wikidata ↗

Wiktionary

noun

Etymology: Latin fenestratio

  1. The arrangement of windows and similar openings in a building.
  2. An opening in the surface of an organ etc; the surgical creation of such an opening, especially one in the bony part of the inner ear made to improve hearing.
  3. An opening that occurs naturally or is created surgically, as through a biological membrane.
  4. Either a translucent area in a structure such as a leaf or flower petal, or an opening in a structure.

    “The terms ‘nectar window’ and ‘fenestration’ are used interchangeably for enlarged gaps on the adaxial side of the stamen sheath or tube. The fenestrations facilitate access to the nectaries by a pollinator.”

    “Foliar traits unique to Darlingtonia include the presence of transparent light-transmitting fenestrations, ...”

  5. The practice of placing holes in the rudder of a ship to reduce the work required to move the rudder while preserving its ability to steer the ship.