Colloquist
Pronunciation : Col"lo*quist
Part of Speech : n.
Definition : Defn: A speaker in a colloquy or dialogue. Malone.
Source : Webster's Unabridged Dictionary, 1913
Merriam-Webster's Everyday Language Reference Set: Includes: The Merriam-Webster Dictionary, The Merriam-Webster Thesaurus, and The Merriam-Webster Vocabulary Builder