xeroderma

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XERODERMA

Xe `ro *der "ma, n. Etym: [NL. , fr. Gr. (Med. )(a ) Ichthyosis. (b ) A skin disease characterized by the presence of numerous small pigmented spots resembling freckles, with which are subsequently mingled spots of atrophied skin.

xeroderma

xe ro der ma |ˌzi (ə )rəˈdərmə ˌzɪrəˈdərmə | ▶noun any of various diseases characterized by extreme dryness of the skin, esp. a mild form of ichthyosis. ORIGIN mid 19th cent.: modern Latin, from xero- ‘dry ’ + Greek derma ‘skin. ’

xeroderma pigmentosum

xe ro der ma pig men to sum |ˌpigmənˈtōsəm, -men- ˌzɪrəˌdərmə ˌpɪɡmənˈtoʊsəm | ▶noun a rare hereditary defect of the enzyme system that repairs DNA after damage from ultraviolet rays, resulting in extreme sensitivity to sunlight and a tendency to develop skin cancer. ORIGIN late 19th cent.: pigmentosum, neuter of Latin pigmentosus ‘pigmented. ’

xeroderma

xeroderma |ˌzɪərə (ʊ )ˈdəːmə, ˌzɛ -| ▶noun [ mass noun ] any of various diseases characterized by extreme dryness of the skin, especially a mild form of ichthyosis. ORIGIN mid 19th cent.: modern Latin, from xero- ‘dry ’ + Greek derma ‘skin ’.

xeroderma pigmentosum

xeroderma pigmentosum |ˌpɪgmɛnˈtəʊsəm | ▶noun [ mass noun ] a rare hereditary defect of the enzyme system that repairs DNA after damage from ultraviolet rays, resulting in extreme sensitivity to sunlight and a tendency to develop skin cancer. ORIGIN late 19th cent.: pigmentosum, neuter of Latin pigmentosus ‘pigmented ’.

Xeroderma

Xe ro der ma Substantiv, Neutrum Medizin , das |Xerod e rma |das Xeroderma; Genitiv: des Xerodermas, Plural: die Xerodermata und Xerodermen griechisch-neulateinisch erblich bedingte und meist tödlich endende Hautkrankheit mit Flecken- und Warzenbildung, Entzündungen und Karzinomen