i. pencere. Is it all right if I open the window? (Pencereyi açmamın bir sakıncası var mı?)

An opening in the wall of a building for the admission of
light and air, usually closed by casements or sashes containing some
transparent material, as glass, and capable of being opened and shut at
pleasure.

The shutter, casement, sash with its fittings, or other
framework, which closes a window opening.

A figure formed of lines crossing each other.

To furnish with windows.

To place at or in a window.