English

Definition of headwaters noun from the Oxford Advanced Learner's Dictionary

 

headwaters

 noun
noun
BrE BrE//ˈhedwɔːtəz//
 
; NAmE NAmE//ˈhedwɔːtərz//
 
[plural] Coastlines and the sea
 
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streams forming the source of a river See related entries: Coastlines and the sea
See the Oxford Advanced American Dictionary entry: headwaters