| a pattern of hair loss in males, dependent on the presence of the androgenic hormone testoterone, in which the scalp hair eventually covers only the back of the head and temples. |
an·dro·ge·net·ic alopecia  (ān'drō-jə-nět'ĭk)  n.
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| male pattern baldness n. A progressive, diffuse loss of scalp hair in men that begins in the twenties or early thirties, depends on the presence of the androgenic hormone testosterone, and is caused by a combination of genetic and hormonal factors. Also called androgenetic alopecia. |
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