1. people who take part in an activity or event
Usage: plural form of participant

Examples

• All participants must register before the workshop begins.
• The study included 200 participants from different age groups.
• Participants in the marathon received medals at the finish line.
• The conference participants came from over 30 countries.
• Only active participants will receive course credit.
• The survey asked participants about their daily habits.
• Participants were divided into small discussion groups.