談議

(1)an extended communication (often interactive) dealing with some particular topic; "the book contains an excellent discussion of modal logic"; "his treatment of the race question is badly biased"

(2)ある議題を巡っての広範にわたる（しばしば相互的な）コミュニケーション

(3)extended verbal expression in speech or writing

(4)話し言葉または書き言葉における拡張された言語表現