1) Atlantic coast 2) Coast 3) Land on a coast 4) Littoral line 5) Seacoast 6) Seashore 7) Seaside 8) Site of many resorts 9) Where land and ocean meet Found on https://www.crosswordclues.com/clue/seaboard
• (adv.) Toward the sea. • (a.) Bordering upon, or being near, the sea; seaside; seacoast; as, a seaboard town. • (n.) The seashore; seacoast. Found on http://thinkexist.com/dictionary/meaning/seaboard/