Wi-Fi is a trademark of the Wi-Fi Alliance. The Wi-Fi Certified trademark can only be used by Wi-Fi products that successfully complete Wi-Fi Alliance interoperability certification testing.
Voice Disorders. A voice disorder is when the voice has a problem with pitch, volume, tone, and other qualities. These problems occur when the vocal cords don't vibrate normally. Your voice is the sound that air makes when it is forced out of your lungs and passes over your vocal cords.
aÂ·phoÂ·niÂ·a. n. Loss of the voice resulting from disease, injury to the vocal cords, or various psychological causes, such as hysteria.[New Latin. , from Greek.Â·phoÂ·niÂ·a. n. Loss of the voice resulting from disease, injury to the vocal cords, or various psychological causes, such as hysteria.