| Dermacentor occidentalis | <entomology> The Pacific Coast tick, a species found on all domestic herbivores, deer, dogs, humans, and other animals in California and western Oregon. (05 Mar 2000) |
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| Dermacentor reticulatus | <entomology> A common species attacking sheep, oxen, goats, and deer, and sometimes troublesome to humans; it is found in Europe, Asia, and America. (05 Mar 2000) |
| Dermacentor variabilis | <entomology> The American dog tick, a species that is a common pest of dogs along the eastern seaboard of the U.S., a vector of tularaemia, and a principal vector of Rickettsia rickettsii which causes Rocky Mountain spotted fever in the central and eastern U.S.; may also cause tick paralysis. (05 Mar 2000) |
| dermad | In the direction of the outer integument. Origin: derm-+ L. Ad, to (05 Mar 2000) |
| dermagraphy | A form of urticaria in which whealing occurs in the site and in the configuration of application of stroking (pressure, friction) of the skin. Synonym: autographism, dermagraphy, dermatography, dermographia, dermographism, dermography, factitious urticaria, skin writing, urticaria factitia. Origin: dermato-+ G. Grapho, to write (05 Mar 2000) |
| dermahemia | <physiology> Hyperaemia of the skin. Origin: derma-+ G. Haima, blood (05 Mar 2000) |
| dermal | 1. Pertaining to the integument or skin of animals; dermic; as, the dermal secretions. 2. <anatomy> Pertaining to the dermis or true skin. Origin: From Derm. Source: Websters Dictionary (01 Mar 1998) |
| dermal bone | A bone formed by ossification of the cutis. (05 Mar 2000) |
| dermal duct tumour | A benign small tumour derived from the intradermal part of eccrine sweat gland ducts occurring often on the head and neck. (05 Mar 2000) |
| dermal graft | A graft of dermis, made from skin by cutting away a thin split-thickness graft. (05 Mar 2000) |
| dermal irritation | This is a localised skin reaction resulting from either single or multiple exposure to a physical or chemical agent at the same site. It is characterised by redness and swelling and may be accompanied by local death of skin cells. (09 Oct 1997) |
| dermal leishmanoid | A chronic, progressive, granulomatous, nonulcerating hypopigmented nodular cutaneous outbreak that may appear 6 months to 5 years after spontaneous or drug cure of visceral leishmaniasis (kala azar); this condition was first described in India and is most characteristic of kala azar in that country. Synonym: dermal leishmanoid. (05 Mar 2000) |
| dermal papillae | The superficial projections of the dermis (corium) that interdigitate with recesses in the overlying epidermis; they contain vascular loops and specialised nerve endings, and are arranged in ridgelike lines best developed in the hand and foot. Synonym: papillae dermis, papillae corii, papillae of corium. (05 Mar 2000) |
| dermal sinus | A sinus lined with epidermis and skin appendages extending from the skin to some deeper-lying structure, most frequently the spinal cord. (05 Mar 2000) |
| dermal system | Dermoid system, the skin and its appendages, the nails and hair. (05 Mar 2000) |