Unvoiced sounds
Unvoiced sounds - speech sounds that are uttered without the vibration of the vocal cords. For example, /s/ is an unvoiced sound.
Reading Universe is made possible by generous support from Jim & Donna Barksdale; the Hastings/Quillin Fund, an advised fund of the Silicon Valley Community Foundation (opens in new window); the AFT (opens in new window); the Emily Hall Tremaine Foundation (opens in new window); and three anonymous donors.
