sand·bar 
/ˈsændˌbɑɚ/ noun
plural sand·bars /ˈsændˌbɑɚ/ noun [count] : a raised area of sand with a top that is near or just above the surface of the water in an ocean, lake, or river
▪ We walked out onto the sandbar at low tide.
▪ We walked out onto the sandbar at low tide.
