Definition of groundwater noun from the Oxford Advanced American Dictionary

 

groundwater

 noun
noun
NAmE//ˈɡraʊndˌwɔt̮ər//
 
, NAmE//ˈɡraʊndˌwɑt̮ər//
 
[uncountable]
 
jump to other results
water that is found under the ground in soil, rocks, etc.
See the Oxford Advanced Learner's Dictionary entry: groundwater