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



BrE BrE//ˌjuːtrəfɪˈkeɪʃn//
; NAmE NAmE//ˌjuːtrəfɪˈkeɪʃn//
[uncountable] (specialist)
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the process of too many plants growing on the surface of a river, lake, etc., often because chemicals that are used to help crops grow have been carried there by rain
See the Oxford Advanced American Dictionary entry: eutrophication