Fenestration

The word fenestration comes from the Latin word for window, fenestra. In general, it refers to openings in a structure. It may also refer to:

Medicine and Biology

Fenestration, an opening, occurring naturally or created surgically, as through a biological membrane
Fenestra, one of the pores (fenestrae) in endothelial cells to allow rapid exchange between blood vessels and tissue
Fenestration (botany), natural holes in the leaves of some species of plants

Other uses

Fenestration, the design and arrangement of openings in a building envelope, such as windows, doors, and skylights
Fenestration, the practice of placing holes in the rudder of a ship to reduce the work required to move the rudder without interfering with its ability to steer the ship

See also

Defenestration, the act of throwing someone or something out of a window
National Fenestration Rating Council, an organization which measures and compares the energy performance of windows, doors and skylights

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