Wood casing surrounding a door. Door opens and closes into this jamb.
the members surrounding a door, especially those on each side and above the door (usually the jamb receives the hinges and latch striker plate)
The part of a door frame that surrounds and contacts the edges of the stiles and the top rail of a door.
Framework surrounding a door opening. Also called a doorpost.
The upper horizontal and the two vertical frame members that house the door panel. Jambs may be classified as head or side jambs.