0 difficult, in a way that tests your ability or determination: --
This has been a challenging time for us all.
1 difficult to deal with or achieve, especially in a way that forces you to prove your skill or determination to succeed: --
Some of the scenes were extremely challenging for an inexperienced actor.
It's when you find yourself in a really challenging situation that you find out what you are capable of.
You did that so well that I'm going to give you something a bit more challenging to do this time.
She doesn't find the general knowledge crossword challenging enough.
He resigned from the company in order to take a more challenging job.