Answer :
Final answer:
Insurmountable is defined as something that cannot be overcome. It represents challenges that are extremely difficult to conquer.
Explanation:
Insurmountable means incapable of being overcome. To put it simply, it refers to obstacles that are too difficult to conquer or surpass.
In a sentence: The challenges he faced seemed insurmountable, but with determination and perseverance, he was able to overcome them.
Learn more about Definition and usage of the term 'insurmountable' here:
https://brainly.com/question/11984870