The term 'CROSSWISE' and 'shipwise' are both nautical terms that refer to the direction of a ship's movement. 'CROSSWISE' refers to the direction of the ship's movement across the water, while 'shipwise' refers to the direction of the ship's movement along the water. The crossword solution for 'CROSSWISE' is 'abeam', which is a nautical term that refers to the direction of a ship's movement at right angles to its centerline. In other words, it is the direction of the ship's movement perpendicular to its length.