xeroderma pigmentosum

[ pig-muh n-toh-suh m ]
/ ˌpɪg mənˈtoʊ səm /

noun Pathology.

a rare inherited disease characterized by sensitivity to ultraviolet light, exposure resulting in lesions and tumors of the skin and eyes.

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Origin of xeroderma pigmentosum

1880–85; < New Latin: pigmented xeroderma; see pigment, -ose1

Words nearby xeroderma pigmentosum

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Medical definitions for xeroderma pigmentosum

xeroderma pigmentosum
[ pĭg′mən-tōsəm, -mĕn- ]

n.

A rare hereditary skin disorder caused by a defect in the enzymes that repair DNA damaged by ultraviolet light and resulting in hypersensitivity to the carcinogenic effect of ultraviolet light.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.