Dictionary.com
Thesaurus.com
Synonyms

participant

American  
[pahr-tis-uh-puhnt] / pɑrˈtɪs ə pənt /

noun

  • participants
    plural
  1. a person or group that participates; partaker.

    Synonyms:
    colleague, contributor, associate, participator

adjective

  1. participating; sharing.

Other Word Forms

Derived Forms

Inflected Forms

Nouns

Etymology

Origin of participant

First recorded in 1520–30; from Latin participant-, stem of participāns “sharing,” present participle of participāre “to share”; see participate

Explanation

A participant is a person who participates, or takes part in something. Vote on Election Day and you've just taken part in or become a participant in United States democracy. Participants play a role in the unfolding of events. A contestant is a participant on a game show. A football player is a participant in the sport. Someone talking is a participant in a conversation. You can sometimes be a participant without taking an active role — if you watch a crime taking place and do nothing to stop it, you might be called a passive participant.

Keep Reading on Vocabulary.com

Vocabulary lists containing participant

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Every participant was receiving both RAS and SGLT2 inhibitors.

From Science Daily Aug. 18, 2026

You are a participant in wealth creation, in the cash flows of businesses you own a piece of.

From MarketWatch Aug. 17, 2026

Well, they came here legally,” said Sister Sally Duffy, a Sister of Charity and active participant in the network.

From Salon Aug. 12, 2026

While he was eliminated on the first night, he was a beloved participant for his charming, down-to-earth personality as a grocery store owner from Chicago, earning him the nickname “Grocery Store Joe.”

From Los Angeles Times Aug. 11, 2026

Michael O’Laughlen, a twenty-eight-year-old childhood friend of Booth’s, another former Confederate soldier and participant in the kidnapping plot, was also arrested on the seventeenth.

From "Chasing Lincoln's Killer" by James L. Swanson

In Australia, almost two-thirds of participants fitted that criteria.

From BBC Aug. 23, 2026

Still, it’s an expensive setup that essentially requires participants to pay twice for primary care, both via health insurance premiums and through the DPC membership fee.

From Slate Aug. 22, 2026

Most of the participants were between 14 and 20 years old.

From Barron's Aug. 22, 2026

Researchers from Karolinska Institutet and Umeå University have now tracked participants for up to 14 years to examine how screening may affect the risk of dying from the disease.

From Science Daily Aug. 21, 2026

Hindsight permits us to listen to the debate of 1790 with knowledge that none of the participants possessed.

From "Founding Brothers: The Revolutionary Generation" by Joseph J. Ellis

Vocabulary.com logo
by dictionary.com

Join 12,000,000 vocabulary learners

Start learning new words today on VocabTrainer.
You'll remember them forever.

Start training