participant

noun

par·​tic·​i·​pant pär-ˈti-sə-pənt How to pronounce participant (audio)
pər-
: one that participates
participants in a contest
participant adjective

Examples of participant in a Sentence

he seemed to be a willing participant in the prank
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The spots are generally reserved for people who are more medically fragile and participants agree to constant medical supervision. Blake Nelson, San Diego Union-Tribune, 5 Nov. 2025 Black residents make up almost 16% of participants, while Hispanic residents make up almost 6%. Marina Johnson, Louisville Courier Journal, 4 Nov. 2025 In a review of electronic medical records, thousands of adults who had chronic insomnia and took melatonin for a year or longer had a 90% higher chance of heart failure over the next five years, compared with participants who had the same health factors but didn’t take melatonin. Kristen Rogers, CNN Money, 4 Nov. 2025 Additionally, participants who filled at least two melatonin prescriptions at least 90 days apart had an 82% higher risk of developing heart failure compared with those who did not use melatonin, according to the observational study. Angelica Stabile, FOXNews.com, 4 Nov. 2025 See All Example Sentences for participant

Word History

First Known Use

1543, in the meaning defined above

Time Traveler
The first known use of participant was in 1543

Cite this Entry

“Participant.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/participant. Accessed 6 Nov. 2025.

Kids Definition

participant

noun
par·​tic·​i·​pant pər-ˈtis-ə-pənt How to pronounce participant (audio)
pär-
: one that participates

More from Merriam-Webster on participant

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!