A coastal cavern created by the erosion of rock by sea water.

A natural cavity in the shoreline often formed by waves.

समुद्र तट में स्वाभाविक खाली स्थान

English Usage: The explorers found many treasures inside the sea cave.

Hindi Usage: खोजकर्ताओं ने समुद्री गुफा के अंदर कई खजाने पाए।