This is the 290th most frequent Turkish word.
katılan
The Turkish word "katılan" translates to "participant" or "attendee" in English.
Here, "katılan" is used as a present participle derived from the verb "katılmak" (to participate) and serves to specify the individuals who are the subject of the sentence.
Konferansa katılan kişiler oldukça heyecanlıydı.
The people attending the conference were quite excited.
In this sentence, "katılan" describes the noun "çocuk" (child) and indicates the subject performing the action of participating.
Yarışmaya katılan çocuk ödül kazandı.
The child participating in the competition won a prize.
"Katılan" functions as a descriptor for "üyelere" (members), indicating their recent participation in the group.