Inconceivable

ˌɪn.kənˈsiː.və.bəl

Meaning & Definition

adjective
Not capable of being imagined or grasped mentally; unbelievable.
The idea that he could run a marathon after only training for a month seemed inconceivable.
Impossible to comprehend or fully understand.
It was inconceivable to her that someone could commit such an act of betrayal.
Difficult to believe; extraordinary.
The team's victory against such a strong opponent was truly inconceivable.

Etymology

From Latin 'inconcipibilis', meaning 'not able to be conceived'.

Common Phrases and Expressions

inconceivable circumstances:
Situations that cannot be understood or imagined.
an inconceivable number of options:
A number of choices so large that it is difficult to comprehend.

Related Words

Slang Meanings

Hard to believe or understand.
That story is just inconceivable, man!
Out of this world, impossible in a realistic sense.
The amount of money he won is inconceivable!