Webster’s Revised Unabridged Dictionary · 1913
Interpreter
In·ter′pret·er (·prĕt·ẽr), n. [Cf. OF. entrepreteur, L. interpretator.] One who or that which interprets, explains, or expounds; a translator; especially, a person who translates orally between two parties.
We think most men's actions to be the interpreters of their thoughts. Locke.