noun
council member; conference participant
Refers to a person who is a member of a formal council, committee, or conference. Often used in organizational or governmental contexts.
彼は国際協議会員として参加した。
He participated as a member of the international council.
協議会員は毎月会合を開く。
The council members hold a meeting every month.
Compound of 協議 (discussion, conference) + 会員 (member). The exact historical derivation is uncertain, but the word follows a standard pattern for naming members of formal bodies.