"Great skepticism" means having a strong doubt or disbelief towards something, questioning its truth or reliability.
Sentences with «great skepticism»
There is a much greater skepticism toward the memories of those who claim abuse than toward the memories of those who deny it. (goodreads.com)
Feel free to send them on to any of your liberal friends in the hope they may look with greater skepticism on all the current environmental hype. (ihatethemedia.com)
Granted, there are still many who hold great skepticism that any big changes in the practice of law will occur in their lifetime. (aderant.com)