Learn how to say Impossible correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word impossible:
not able to occur, exist, or be done:
a seemingly impossible task
it was almost impossible to keep up with him
very difficult to deal with:
she was in an impossible situation
informal (of a person) very unreasonable:
‘Impossible woman!’ the doctor complained
Middle English: from Old French, or from Latin impossibilis, from in- ‘not’ + possibilis (see possible)
Impossible is spelled with -ible at the end.