deaf-mute
n. செவிட்டுமை, செவிட்டுமர்.
Deaf"-mute`, n. Defn: A person who is deaf and dumb; one who, through deprivation or defect of hearing, has either failed the acquire the power of speech, or has lost it. [See Illust. of Dactylology.] Deaf-mutes are still so called, even when, by artificial methods, they have been taught to speak imperfectly.