The stratum or strata below the earth’s surface: [as modifier]: the subsurface layer
More example sentences
- Also, in some areas (rift valleys) they receive hydrothermal magmatic waters from the subsurface.
- It seeps through the earth to a subsurface water table, which flows horizontally to a stream bank.
- Ground penetrating radar provides an image of the subsurface showing the internal structure of dunes.
Definition of subsurface in:
- The US English dictionary