Dictionary

groundwater

noun ground·wa·ter \-ˌw-tər, -ˌwä-\

: water that is underground

Full Definition of GROUNDWATER

:  water within the earth especially that supplies wells and springs
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Examples of GROUNDWATER

  1. There were concerns about contaminated groundwater.

First Known Use of GROUNDWATER

circa 1889

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3 ENTRIES FOUND:
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