ground ‧ wa ‧ ter /ˈɡraʊndˌwɔːtə $ -ˌwɒːtər, -ˌwɑː-/ BrE AmE noun [uncountable]
water that is below the ground:
There are fears that groundwater might become contaminated.
ground ‧ wa ‧ ter /ˈɡraʊndˌwɔːtə $ -ˌwɒːtər, -ˌwɑː-/ BrE AmE noun [uncountable]
water that is below the ground:
There are fears that groundwater might become contaminated.
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012