1. opposed to or hostile toward monarchy or monarchical government
Usage: formal; political

Examples

• The antimonarchical sentiment grew stronger during the revolutionary period.
• Antimonarchical movements challenged the legitimacy of hereditary rule.
• His antimonarchical writings influenced political thought in the 18th century.
• The party adopted an antimonarchical platform calling for a democratic republic.
• Antimonarchical protests erupted in the capital following the king's decree.
• She was known for her antimonarchical views and advocacy for constitutional reform.