1. People who actively resist, challenge, or disagree with a government, political party, or established authority.
Usage: Plural form of oppositionist; Often used in political contexts; Can refer to organized groups or individuals

Examples

• The oppositionists gathered to protest the new legislation.
• Several oppositionists were arrested during the demonstration.
• The government dismissed the concerns raised by oppositionists.
• Oppositionists from different parties united against the proposed policy.
• The regime viewed all oppositionists as threats to national stability.
• Oppositionists called for democratic reforms and greater transparency.