scaleboard \ˈ ̷ ̷ˌ ̷ ̷\noun Etymology:scale (V) + board 1.archaic: thin strips of sheet iron used by printers as leads; also: thin strips of material (as wood or paperboard) placed in an imposed form before locking up 2. a.: thin wooden boards once used for book covers b.: a thin leaf of wood used for veneering