inconceivable
Translation
inconceivable, unbelievable, unthinkable
Examples
It is inconceivable that he would lie.
It is inconceivable that he would lie.
The scale of the disaster was inconceivable.
The scale of the disaster was inconceivable.
Grammar Patterns
It is inconceivable that ... It is inconceivable that he failed the exam.
an inconceivable ((noun)) The speed was inconceivable.
Similar Words
Synonyms: unbelievable, unthinkable, unimaginable; Antonyms: conceivable, plausible
Etymology
From 'in-' (not) + 'conceive' (to form in the mind) + '-able' (capable of). Literally, 'not able to be imagined'.
Memory Tips
Think 'cannot conceive'. If an idea is inconceivable, you cannot even form it in your mind.