noun, noun or participle which takes 'suru', intransitive verb
three-way conversation; tripartite talk; roundtable discussion
Refers to a discussion or interview among three people, often in a formal or journalistic setting. Can be used as a noun or with する to mean 'to have a three-way talk'.
雑誌に著名な作家三人の鼎談が掲載された。
The magazine featured a three-way conversation among three famous authors.
We plan to have a roundtable discussion with experts tomorrow.