participant
nounmasculine/feminine/pɐɾtisiˈpɐ̃tɨ/high
par·ti·ci·pan·te
Definition
A person who takes part in an event, activity, discussion, or group.
All participants in the competition received a certificate.
The most active participant in the debate was the teacher.
Common collocations
active participantlist of participantsnumber of participantsparticipant in an event
Etymology
Do latim 'participans, participantis', particípio presente de 'participare' (tomar parte).