Term Definition
arch A curved architectural structure used to support suspended weight. In Great Lakes wooden shipbuilding, a wide iron- or steel-fastened strap down each side of a ship, usually fastened low in the bow and stern and rising to the level of the upper deck amidships; provides longitudinal support to the hull.
arch board An arch-shaped nameboard fastened to the stern of a ship, displaying the vessel's name and home port.
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