— paneless , adj.
/payn/ , n.
1. one of the divisions of a window or the like, consisting of a single plate of glass in a frame.
2. a plate of glass for such a division.
3. a panel, as of a wainscot, ceiling, door, etc.
4. a flat section, side, or surface, as one of the sides of a bolthead.
5. Philately. a sheet of stamps or any large portion of one, as a half or a quarter, as issued by the post office.
[ 1250-1300; ME pane, pan strip of cloth, section pan pannus cloth; akin to OE fana flag; see VANE ]