im·probable \(ˈ)im, əm+\adjective Etymology: Middle French or Latin; Middle French, from Latin improbabilis, from in- in- (I) + probabilis probable — more at probable : not probable : unlikely to be true or to occur : not easily believable < an improbable story > < an improbable event > < characters unreal, dialogue artificial, plots highly improbable — C.J.Rolo > • im·probably\“+\adverb