impensable signifie anglais

unthinkable▼◼◼◼(inconceivable or unimaginable; extremely improbable in a way that goes against common sense)
adjective
[UK: ʌn.ˈθɪŋk.əb.l̩] [US: ʌn.ˈθɪŋk.əb.l̩]It's unthinkable! = C'est impensable !