Cutwater

Webster's Dictionary of the English Language

·noun The fore part of a ship's prow, which cuts the water.

II. Cutwater ·noun A sea bird of the Atlantic (Rhynchops nigra);

— called also black skimmer, scissorsbill, and razorbill. ·see Skimmer.

III. Cutwater ·noun A starling or other structure attached to the pier of a bridge, with an angle or edge directed up stream, in order better to resist the action of water, ice, ·etc.; the sharpened upper end of the pier itself.