1. people or parties who intervene in a legal proceeding or dispute
Usage: legal
2. people who come between others to help resolve a conflict or problem

Examples

• The court allowed several environmental groups to join as intervenors in the lawsuit.
• The intervenors argued that the proposed settlement would harm their interests.
• Community leaders served as intervenors in the neighborhood dispute.
• The judge heard arguments from both the original parties and the intervenors.
• Several unions filed motions to become intervenors in the bankruptcy case.
• The intervenors helped facilitate dialogue between the conflicting parties.