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1subsurface
noun sub·sur·face \ˈsəb-ˌsər-fəs\
Definition of SUBSURFACE
: earth material (as rock) near but not exposed at the surface of the ground
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First Known Use of SUBSURFACE
1778
2subsurface
adjective sub·sur·face \ˌsəb-ˈsər-fəs\
Definition of SUBSURFACE
: of, relating to, or being something located beneath a surface and especially underground
First Known Use of SUBSURFACE
1875
Related to SUBSURFACE
- Synonyms
- belowground, subterranean, underground
- Antonyms
- aboveground, surface
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