reclaimed land; landfill
Land created by filling in a body of water or low-lying area with earth, sand, or waste. Common in geographical and urban planning contexts.
There is a lot of reclaimed land in Tokyo Bay.
This park was originally reclaimed land.
There is a plan to turn part of this bay into reclaimed land.
The airport was built on reclaimed land.
A vast expanse of reclaimed land spreads along the bay.