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trickle-down

adjective [before noun]
 
 
/ˌtrɪk.l̩ˈdaʊn/

Definition

describes a situation in which something that starts in the high parts of a system spreads to the whole of the system: The supposed trickle-down effect of lower taxes for the rich has not yet resulted in greater prosperity for society as a whole.Outcomes and consequences
(Definition of trickle-down adjective from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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