A window that opens by sliding horizontally.
A window that has two opening panels that slide horizontally.
One sash in the window frame is operable and moves up and down.
Both sashes in the window frame are operable and move up and down.
Composed of parallel blades set in a frame, joined on a track so they tilt open and shut in unison.
The window pane is hinged at the top and opens from the bottom, swinging upward.
The window pane is hinged on one side and swings outward.