articulator

noun4

1. •
   One who, or that which, articulates or expresses.

   • He’s got a point; the same qualities that make Exxon Mobil the world’s best producer of oil and gas also cause it to be a terrible articulator of its own message. — 2008
2. •
   Any organ in the vocal tract used to articulate, produce speech.
3. •
   A mechanical device to which casts of the teeth are fixed, reproducing recorded positions of the mandible in relation to the maxilla.
4. •
   One who articulates bones and mounts skeletons.