[suhb-sur-fuh s, suhb-sur-]
- below the surface, especially of a body of water.
Origin of subsurface
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for sub-surface
Broad completely misses the point that sub-surface demolition makes plugging the well “from the top” unnecessary.The Case for Blowing Up the Oil Well
June 5, 2010
Both surface and sub-surface storage sometimes hold the water from the streams at times when it might be advantageously used.
In addition, there are indicated the sub-surface contours of one or more of the coal seams which are selected as datum horizons.
The sub-surface structure, even though complex, can be readily read from one of these surface maps.
Those beneath the surface, called "sub-surface deposits" or "mines," in general belong to the government.
Studies were likewise made of cantonment areas, with reference to water supplies and to surface and sub-surface conditions.
- the layer just below the surface of water, the earth, etc