participant

noun

par·​tic·​i·​pant pär-ˈti-sə-pənt 

pər-

: one that participates

participants in a contest

participant adjective

Synonyms of participant

• participator
• player

Examples of participant in a Sentence

he seemed to be a willing participant in the prank

Recent Examples on the Web

How Beliefs About Aging May Shape Health Researchers also assessed participants’ attitudes about aging using a validated questionnaire. — Lindsay Curtis, Verywell Health, 22 July 2026

Aliu anticipates the daytime event attracting a capacity crowd of more than 4,000 participants. — ABC News, 22 July 2026

Cognitive testing began in 1995 for participants ages 70 and older, with follow-up assessments at roughly two-year intervals and retention above 90%. — Samantha Agate, Fort Worth Star-Telegram, 22 July 2026

The format is unlikely to affect the policy decision, and 19 participants is a large group for a free-for-all conversation. — Steve Liesman, CNBC, 22 July 2026

Word History

First Known Use

1543, in the meaning defined above

Kids Definition

participant

noun

par·​tic·​i·​pant pər-ˈtis-ə-pənt 

pär-

: one that participates