|Close back rounded vowel (Lower-Case U)|
Height: High (close)
Note: Used as Cardinal Vowel 8, in which case it is defined as the maximally high, back, and rounded vowel which can be produced.
Ultrasound – half-speed
|Ken Stevens (1962)||X-Ray|
|University of South California||MRI; with noise||http://sail.usc.edu/span/videos/dai.mov|