| Danforth's sign | <clinical sign> Shoulder pain on inspiration, due to irritation of the diaphragm by a haemoperitoneum in ruptured ectopic pregnancy. (05 Mar 2000) |
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| Danforth, William | <person> U.S. Obstetrician-gynecologist, 1878-1949. See: Danforth's sign. (05 Mar 2000) |
| danger | 1. Authority; jurisdiction; control. "In dangerhad he . . . The young girls." (Chaucer) 2. Power to harm; subjection or liability to penalty. See In one's danger, below. "You stand within his danger, do you not?" (Shak) "Covetousness of gains hath brought [them] in dangerof this statute." (Robynson (More's Utopia)) 3. Exposure to injury, loss, pain, or other evil; peril; risk; insecurity. 4. Difficulty; sparingness. 5. Coyness; disdainful behavior. In one's danger, in one's power; liable to a penalty to be inflicted by him. This sense is retained in the proverb, "Out of debt out of danger." "Those rich man in whose debt and danger they be not." (Robynson (More's Utopia)) To do danger, to cause danger. Synonym: Peril, hazard, risk, jeopardy. Danger, Peril, Hazard, Risk, Jeopardy. Danger is the generic term, and implies some contingent evil in prospect. Peril is instant or impending danger; as, in peril of one's life. Hazard arises from something fortuitous or beyond our control; as, the hazard of the seas. Risk is doubtful or uncertain danger, often incurred voluntarily; as, to risk an engagement. Jeopardy is extreme danger. Danger of a contagious disease; the perils of shipwreck; the hazards of speculation; the risk of daring enterprises; a life brought into jeopardy. Origin: OE. Danger, daunger, power, arrogance, refusal, difficulty, fr. OF. Dagier, dongier (with same meaning), F. Danger danger, fr. An assumed LL. Dominiarium power, authority, from L. Dominium power, property. See Dungeon, Domain, Dame. Source: Websters Dictionary (01 Mar 1998) |
| dangerous behaviour | Actions which have a high risk of being harmful or injurious to oneself or others. (12 Dec 1998) |
| dangleberry | <botany> A dark blue, edible berry with a white bloom, and its shrub (Gaylussacia frondosa) closely allied to the common huckleberry. The bush is also called blue tangle, and is found from new England to Kentucky, and southward. Source: Websters Dictionary (01 Mar 1998) |
| Danielssen's disease | A form of leprosy chiefly affecting the nerves, marked by hyperesthesia succeeded by anaesthesia, and by paralysis, ulceration, and various trophic disturbances, terminating in gangrene and mutilation. Synonym: Danielssen's disease, Danielssen-Boeck disease, dry leprosy, trophoneurotic leprosy. (05 Mar 2000) |
| Danielssen, Daniel | <person> Norwegian physician, 1815-1894. See: Danielssen's disease, Danielssen-Boeck disease. (05 Mar 2000) |
| Danielssen-Boeck disease | A form of leprosy chiefly affecting the nerves, marked by hyperesthesia succeeded by anaesthesia, and by paralysis, ulceration, and various trophic disturbances, terminating in gangrene and mutilation. Synonym: Danielssen's disease, Danielssen-Boeck disease, dry leprosy, trophoneurotic leprosy. (05 Mar 2000) |
| danish | <zoology> Danish dog, one of a large and powerful breed of dogs reared in Denmark also called a great Dane. Belonging to the Danes, or to their language or country. The language of the Danes. (04 Mar 1998) |
| dank | Damp; moist; humid; wet. "Now that the fields are dank and ways are mire." (Milton) "Cheerless watches on the cold, dank ground." (Trench) Origin: Cf. Dial, Sw. Dank a moist place in a field, Icel. Dokk pit, pool; possibly akin to E. Damp or to daggle dew. Source: Websters Dictionary (01 Mar 1998) |
| Danlos, Henri | <person> French dermatologist, 1844-1912. See: Ehlers-Danlos syndrome. (05 Mar 2000) |
| DANS | <abbreviation> 1-dimethylaminonaphthalene-5-sulfonic acid; a green fluorescing compound used in immunohistochemistry to detect antigens. (05 Mar 2000) |
| danseuse | A professional female dancer; a woman who dances at a public exhibition as in a ballet. Origin: F, fr. Danser to dance. Source: Websters Dictionary (01 Mar 1998) |
| dansyl | The 5-dimethylaminonaphthalene-1-sulfonyl radical;a blocking agent for NH2 groups, used in peptide synthesis. (05 Mar 2000) |
| dansyl chloride | <chemical> A strongly fluorescent compound that will react with the terminal amino group of a protein. After acid hydrolysis of all the other peptide bonds, the terminal amino acid is identifiable as the dansylated residue. (18 Nov 1997) |