Cutwater
Cutwater (kut"wa`tẽr) , noun
1.
(Nautical) The fore part of a ship's prow, which cuts the water.
2.
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.
3.
(Zoology) A sea bird of the Atlantic (Rhynchops nigra); -- called also black skimmer, scissorsbill, and razorbill. See Skimmer.