This is the 14274th most frequent Korean word.
모임인
"모임인" refers to "a member of a gathering or group."
In this sentence, '모임인' is used to describe an entity that is recognized as a meeting or group, specifically for book reading purposes.
이것은 새로운 독서 모임인 듯해요.
This seems to be a new book club.
Here, '모임인' is used to identify an event as being a central gathering related to a specific theme, in this case, charity.
그는 자선활동의 주요 모임인 행사에 참가했습니다.
He attended the event which is the main gathering for charity activities.
In this sentence, '모임인' describes a seminar as a professional meeting, emphasizing its nature within a certain context.