interlocuter:

one who takes part in dialogue or conversation

interlocuter:

one who takes part in dialogue or conversation

(Noun)

Example Sentences:

Ramayana:  Fearing Vali’s power and anger, none of the monkey leaders dared to act as interlocuters between Vali and Sugriva.

Mahabharata:  Although Sanjaya could have acted as an interlocuter between the Kauravas and the Pandavas, the manipulative message that Dhritarashtra sent through him made any discussion pointless.  

Bhagavad-gita:  In the Gita’s outer conversation between Dhritarashtra and Sanjaya, Dhritarashtra is less an interlocuter and more a listener; he speaks just one verse in the entire Gita: the Gita’s first verse.