Shearwater :: Shearwater (n.) Any one of numerous species of long-winged oceanic birds of the genus Puffinus and related genera. They are allied to the petrels, but are larger. The Manx shearwater (P. Anglorum), the dusky shearwater (P. obscurus), and the greater shearwater (P. major), are well-known species of the North Atlantic. See Hagdon..
Swath :: Swath (v. t.) A line of grass or grain cut and thrown together by the scythe in mowing or cradling.
Swath :: Swath (v. t.) The whole sweep of a scythe, or the whole breadth from which grass or grain is cut by a scythe or a machine, in mowing or cradling; as, to cut a wide swath..