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

That same year at the hot, humid Brooklyn Half Marathon, 16 participants were taken to the hospital. — Vibhu Krishna, STAT, 2 Oct. 2026

Neuralink is now looking at pooling neural data across multiple participants to improve its models further. — Neetika Walter, Interesting Engineering, 2 Oct. 2026

Prosecutors sought a more substantial prison term, portraying Rivera as the leading participant in the operation. — Antonio María Delgado, Miami Herald, 2 Oct. 2026

But the tale of that Thursday’s spontaneous, viral resistance is narrated by its proud participants. — Robert Abele, Los Angeles Times, 2 Oct. 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