noun
colloquium; symposium; discussion meeting
An academic or formal gathering for discussion, often held at universities or research institutions.
来週、大学で談話会が開かれる。
A colloquium will be held at the university next week.
彼は談話会で最新の研究成果を発表した。
He presented his latest research findings at the symposium.
研究会 is a broader term for a study group or research meeting, while 談話会 emphasizes discussion and exchange of ideas.
Compound of 談話 (danwa, 'discussion') and 会 (kai, 'meeting').