Unthinkable
/ʌnˈθɪŋ.kə.bəl/
Synonyms
- absurd
- incomprehensible
- inconceivable
- incredible
- unimaginable
Slang Meanings
Beyond belief.
That outcome was just unthinkable, like something out of a movie.
Something that blows your mind.
When I heard the news, it felt unthinkable!