| duenna | Origin: Sp. Duena, dona, fr. L. Domina. See Dame. 1. The chief lady in waiting on the queen of Spain. 2. An elderly lady holding a station between a governess and companion, and appointed to have charge over the younger ladies in a Spanish or a Portuguese family. 3. Any old woman who is employed to guard a younger one; a governess. Source: Websters Dictionary (01 Mar 1998) |
|---|---|
| duff | <botany> The matted, partly decomposed, organic surface layer of forested soils. (09 Oct 1997) |
| Duffy | Blood group system. Single gene locus. (18 Nov 1997) |
| duffy blood-group system | A blood group consisting mainly of the antigens fy(a) and fy(b), determined by allelic genes, the frequency of which varies profoundly in different races; amorphic genes are common. (12 Dec 1998) |
| dufrenite | <chemical> A mineral of a blackish green colour, commonly massive or in nodules. It is a hydrous phosphate of iron. Origin: From ierre Armand Dufrenoy, a French geologist. Source: Websters Dictionary (01 Mar 1998) |
| Dugas' test | In the case of an injured shoulder, if the elbow cannot be made to touch the chest while the hand rests on the opposite shoulder, the injury is a dislocation and not a fracture of the humerus. (05 Mar 2000) |
| Dugas, Louis | <person> U.S. Physician, 1806-1884. See: Dugas' test. (05 Mar 2000) |
| dugong | <zoology> An aquatic herbivorous mammal (Halicore dugong), of the order Sirenia, allied to the manatee, but with a bilobed tail. It inhabits the Red Sea, Indian Ocean, East Indies, and Australia. Alternative forms: duyong. Origin: Malayan dyng, or Javan. Duyung. Source: Websters Dictionary (01 Mar 1998) |
| Duhring's disease | <disease> A chronic disease of the skin characterised by severe itching, extensive eruption of vesicles (blisters) and papules which occur in groups. May be associated with an occult malignancy in the elderly patient. Treatment includes sulpha-based antibiotics. In some cases this condition may be associated with malabsorption. Relapses are common. (27 Sep 1997) |
| Duhring, Louis | <person> U.S. Dermatologist, 1845-1913. See: Duhring's disease. (05 Mar 2000) |
| Duhrssen's incisions | Three surgical incision's of an incompletely dilated cervix, corresponding roughly to 2, 6, and 10 o'clock, used as a means of effecting immediate delivery of the foetus. (05 Mar 2000) |
| Duhrssen, Alfred | <person> German obstetrician-gynecologist, 1862-1933. See: Duhrssen's incisions. (05 Mar 2000) |
| duke | 1. A leader; a chief; a prince. "Hannibal, duke of Carthage." (Sir T. Elyot) "All were dukes once, who were "duces" captains or leaders of their people." (Trench) 2. In England, one of the highest order of nobility after princes and princesses of the royal blood and the four archbishops of England and Ireland. 3. In some European countries, a sovereign prince, without the title of king. Duke's coronet. To dine with Duke Humphrey, to go without dinner. See Dine. Origin: F. Duc, fr. L. Dux, ducis, leader, commander, fr. Ducere to lead; akin to AS. Teon to draw; cf. AS. Heretoga (here army) an army leader, general, G. Herzog duke. See Tue, and cf. Doge, Duchess, Ducat, Duct, Adduce, Deduct. Source: Websters Dictionary (01 Mar 1998) |
| Duke bleeding time test | A bleeding time test in which an incision is made in the earlobe and the time until bleeding stops is measured. (05 Mar 2000) |
| Duke, William | <person> U.S. Pathologist, 1883-1945. See: Duke bleeding time test. (05 Mar 2000) |