From Longman Dictionary of Contemporary Englishattendeeat‧ten‧dee /əˌtenˈdiː, ˌæten-/ noun [countable] someone who is at an event such as a meeting or a course
Examples from the Corpus
attendee• In Pericles' day, the democratic Athenian Assembly actually voted to pay jury-duty fees to all attendees at those dramatic festivals.• Few attendees doubted that some fringe groups would respond violently.• Far in back of the huge auditorium, a camera scans the frantic attendees.• We have had reports from a high percentage of attendees that their levels of self-esteem and confidence have increased considerably.• Communication would be limited to the attendees and readers of the published proceedings, posters to attendees only.• Of course, integrated programmes are less suitable for part-time attendees and those who want to do parts of a modular programme.• All performances are free, with attendees encouraged to bring lawn chairs or blankets.From Longman Business Dictionaryattendeeat‧ten‧dee /əˌtenˈdiː/ noun [countable] formal a person who is present at a meetingI didn’t see him on the list of attendees. 