dissenter

noun
UK /dɪˈsɛntə/
US /dɪˈsɛntər/

A dissenter is someone who says they do not agree with an idea or rule.

The dissenter stood up and explained why she disagreed with the plan.


OTHER MEANINGS

2. A person who leaves an official church and joins a different religious group.

In the 1600s, many dissenters left the state church to worship in their own way.

3. Someone who votes against a decision made by their own group or party.

Two dissenters in the committee voted against the new budget.

4. A person who publicly disagrees with a government or authority.

The dissenter was arrested for speaking out against the government.