the.com/articulation
The art of moving the mouth and the mind in the same direction.
means The clear expression of ideas in speech, or the physical joint where two parts meet and move.
from From Latin articulus, a little joint — the same root as article, because language and limbs both bend at points where two things connect.
Double dutyMeans both clear speech and skeletal joints.
Truck talkAn articulated lorry bends in the middle.
Phonetics termPlace of articulation pins down each consonant.