The crossword solution for the term 'By the Seashore' is 'COASTAL'. This term refers to the area near a body of water, such as an ocean, lake, or river. It is often used to describe a region that is close to the shoreline and has a variety of activities related to the water, such as swimming, fishing, and boating. The term can also be used to refer to the lifestyle associated with living near the water, such as enjoying the sun, sand, and surf.