(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