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Cohasset, town (township), Norfolk county, eastern Massachusetts, U.S. It lies along Massachusetts Bay, about 20 miles (30 km) southeast of Boston. Captain John Smith supposedly landed there in 1614, and the site, settled about 1647, was a part of Hingham until its incorporation in 1770. The name is a contraction of the Algonquian word Quonohassit (Conohasset), probably meaning “rocky promontory” or “high place.” Now a popular resort and yachting centre, its early economic mainstays were...