tidalpool
nounUK /ˈtaɪdl puːl/
US /ˈtaɪdl puːl/
A small pool of water left on the beach when the sea goes out.
We found a tiny crab in the tidalpool near the rocks.
OTHER MEANINGS
2. A shallow body of seawater trapped between rocks along the coast.
The children explored the tidalpool at low tide.
3. A small habitat where sea creatures like starfish and anemones live.
The tidalpool was full of little fish and shells.
4. Any pool of water left behind by a receding tide.
After the storm, a tidalpool formed on the sand.