CEFR C2
inconceivably
adverb
Meaning
To a degree that is impossible to imagine, believe, or comprehend.
Examples
- The project was inconceivably difficult, requiring resources that were simply unavailable at the time.
- After the earthquake, the city was left in an inconceivably damaged state.
Synonyms: unbelievably, impossibly, incomprehensibly, unimaginably