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English definition of “foundation”

foundation

noun (UNTRUE)    /faʊnˈdeɪ.ʃən/
be without foundation [U] (also have no foundation) C2 to be untrue: These allegations are completely without foundation.True, real, false, and unreal
(Definition of foundation noun (UNTRUE) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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