1. a person who takes part in or advocates for an insurrection; a rebel or revolutionary

1. of, relating to, or characteristic of insurrectionists or insurrection

Examples

• The insurrectionists stormed the government building demanding political reform.
• Historical records describe the insurrectionist movement of the 1790s.
• Several insurrectionist leaders were arrested and tried for treason.
• The government cracked down on insurrectionist activities throughout the region.
• Insurrectionist ideology spread rapidly among the working class.
• The insurrectionist faction rejected all attempts at negotiation.