In shipbuilding, a butt is the joint between two planks on the outside of a ship, under water. Hence, when a plank is loose at one end, sailors called it springing a butt; to prevent which, ships were usually bolted at the butt-heads, that is, at the plank's end. Men from Francisco de Orellanas expedition building a small brigantine, the San Pedro, to be used in the search for food Shipbuilding is the construction of ships. ... Look up Plank in Wiktionary, the free dictionary. ... Italian ship-rigged vessel Amerigo Vespucci in New York Harbor, 1976 A ship is a large, sea-going watercraft, usually with multiple decks. ...

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