xeroderma pigmentosum
— Noun
– English
~ a rare genetic condition characterized by an eruption of exposed skin occurring in childhood and photosensitivity with severe sunburn; inherited as a recessive autosomal trait in which DNA repair processes are defective so they are more likely to chromosome breaks and cancers when exposed to ultraviolet light
xeroderma
— Noun
– English
~ a mild form of ichthyosis characterized by abnormal dryness and roughness of the skin
xerodermia
— Noun
– English
~ a mild form of ichthyosis characterized by abnormal dryness and roughness of the skin
xerographic copier
— Noun
– English
~ a duplicator (trade mark Xerox) that copies graphic matter by the action of light on an electrically charged photoconductive insulating surface in which the latent image is developed with a resinous powder
xerographic printer
— Noun
– English
~ a page printer that uses the xerographic process
xerographic
— Adjective
– English
~ of or relating to xerography
xerography
— Noun
– English
~ forming an image by the action of light on a specially coated charged plate; the latent image is developed with powders that adhere only to electrically charged areas; "edge enhancement is intrinsic in xerography"
xeroma
— Noun
– English
~ abnormal dryness of the conjunctiva and cornea of the eyes; may be due to a systemic deficiency of vitamin A
xerophile
— Noun
– English
~ plant adapted for life with a limited supply of water; compare hydrophyte and mesophyte
xerophilous plant
— Noun
– English
~ plant adapted for life with a limited supply of water; compare hydrophyte and mesophyte
xerophthalmia
— Noun
– English
~ abnormal dryness of the conjunctiva and cornea of the eyes; may be due to a systemic deficiency of vitamin A
xerophthalmus
— Noun
– English
~ abnormal dryness of the conjunctiva and cornea of the eyes; may be due to a systemic deficiency of vitamin A
Xerophyllum tenax
— Noun
– English
~ plant of western North America having woody rhizomes and tufts of stiff grasslike basal leaves and spikes of creamy white flowers
Xerophyllum
— Noun
– English
~ small genus of North American herbs having grasslike basal leaves: squaw grass; sometimes placed in family Melanthiaceae
xerophyte
— Noun
– English
~ plant adapted for life with a limited supply of water; compare hydrophyte and mesophyte
xerophytic plant
— Noun
– English
~ plant adapted for life with a limited supply of water; compare hydrophyte and mesophyte