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English definition of “inconceivable”

inconceivable

adjective  /ˌɪn·kənˈsi·və·bəl/ us  
impossible to imagine or think of: Politicians always say that a tax increase is inconceivable.
inconceivably
adverb /ˌɪn·kənˈsi·və·bli/
(Definition of inconceivable from the Cambridge Academic Content Dictionary © Cambridge University Press)
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