/dɪˈsɛntə/ – noun
Definition: người có ý kiến bất đồng, người có ý kiến đặc biệt.
A more thorough explanation: A dissenter is a person who disagrees with an established religious, political, or social system, organization, or belief, and expresses their disagreement by refusing to conform or by openly opposing the prevailing views or practices.
Example: The dissenter filed a separate opinion in the court case, disagreeing with the majority ruling.