The phrase "much dissent" means that there is a lot of disagreement or opposing opinions.
Sentences with «much dissent»
There shouldn't be one, and thankfully, you don't hear much dissent to the likely change. (sbnation.com)
So little can create as much dissent, and lack of diligence as two tier wages. (slaw.ca)
«But then really getting into the history of it, I was actually surprised how much dissent and how much disagreement and how much challenge there was within Mount Carmel, and how it wasn't just one personality. (businessinsider.com)