A coastline that has been shaped or altered by the submergence of the land due to rising sea levels or other geological processes.

जलमग्न किनारा

English Usage: The eastern coast of the United States is an example of a shoreline of submergence due to the rise in sea level.

Hindi Usage: संयुक्त राज्य अमेरिका का पूर्वी तट जलमग्न किनारा का उदाहरण है क्योंकि समुद्र का स्तर बढ़ गया है।