noun
: a frame of heavy scantling used in ship construction and made by riveting a wide plate to a frame and stiffening the plate by riveting two reverse frames to its inner edge
noun
: a frame of heavy scantling used in ship construction and made by riveting a wide plate to a frame and stiffening the plate by riveting two reverse frames to its inner edge
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012