Articulator
/ɑːrˈtɪkjuleɪtər/
Definition 1 of 2
Pro Tip 1/3Speech Anatomy
Understand the role of lips, tongue, teeth, and palates as articulators in producing speech. 
Try to notice how your tongue articulator works when pronouncing different sounds.
Pro Tip 2/3Speech Tools
Remember 'articulator' can also refer to language learning tools that help with pronunciation. 
He used an electronic articulator to practice his English pronunciation.
Pro Tip 3/3Language Precision
Using 'articulator' clarifies the discussion is about the physical aspects of sound production. 
Her speech improved once she learned how each articulator contributed to making sounds.