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English definition of “inexplicable”

inexplicable

adjective uk   /ˌɪn.ɪkˈsplɪk.ə.bl̩/ us  
C2 unable to be explained or understood: For some inexplicable reason, he's decided to cancel the project.
inexplicably
adverb uk   /-bli/ us  
Inexplicably, the men were never questioned about where the explosives came from.
(Definition of inexplicable from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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