Dissident – A person who opposes official policy
Dissidents criticise and attack the policies of established religions and political systems - they are said to 'fight against the system'.
"This is a dent (dissident) that symbolises our fight against the system," said the protester as he made a huge dent in the Houses of Parliament.
Example of dissident in a sentence
The dissident was jailed for refusing to obey the law.
Her father was a political dissident who was imprisoned during most of her childhood.
The measure was supported by the dissidents.