01 n. 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…
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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.”