1. A division; a distinct piece, limited part, or compartment of any surface; a patch; hence, a square of a checkered or plaided pattern.
2. One of the openings in a slashed garment, showing the bright coloured silk, or the like, within; hence, the piece of coloured or other stuff so shown.
3. A compartment of a surface, or a flat space; hence, one side or face of a building; as, an octagonal tower is said to have eight panes. Especially, in modern use, the glass in one compartment of a window sash.
4. In irrigating, a subdivision of an irrigated surface between a feeder and an outlet drain.
5. One of the flat surfaces, or facets, of any object having several sides. One of the eight facets surrounding the table of a brilliant cut diamond.
Origin: OE. Pan part, portion of a thing, F. Pan a skirt, lappet, part or piece of a wall, side, fr. L. Pannus a cloth, fillet, rag; akin to E. Vane. See Vane, and cf. Panel, Pawn pledge.