| Janeway lesion | One of the stigmata of infectious endocarditis: irregular, erythematous, flat, painless macules on the palms, soles, thenar and hypothenar eminences of the hands, tips of the fingers, and plantar surfaces of the toes; rarely a diffuse rash. In acute endocarditis the lesions may be haemorrhagic or purple. (05 Mar 2000) |
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| Janeway, Edward | <person> U.S. Physician, 1841-1911. See: Janeway lesion. (05 Mar 2000) |
| jangle | 1. To sound harshly or discordantly, as bells out of tune. 2. To talk idly; to prate; to babble; to chatter; to gossip. "Thou janglest as a jay." 3. To quarrel in words; to altercate; to wrangle. "Good wits will be jangling; but, gentles, agree." (Shak) "Prussian Trenck . . . Jargons and jangles in an unmelodious manner." (Carlyle) Origin: OE. Janglen to quarrel, OF. Jangler to rail, quarrel; of Dutch or German origin; cf. D. Jangelen, janken, to whimper, chide, brawl, quarrel. Source: Websters Dictionary (01 Mar 1998) |
| jangleress | A female prater or babbler. Source: Websters Dictionary (01 Mar 1998) |
| janiceps | Conjoined twins having their two heads fused together, with the faces looking in opposite directions. See: conjoined twins. See: craniopagus, syncephalus. Origin: L. Janus, a Roman diety having two faces, + caput, head (05 Mar 2000) |
| janiceps asymmetrus | A janiceps with one very small and imperfectly developed face. Synonym: iniops, syncephalus asymmetros. (05 Mar 2000) |
| janiceps parasiticus | A janiceps in which one of the twins is a small and incompletely formed parasite attached to the more fully formed autosite. (05 Mar 2000) |
| janitrix | A female janitor. Origin: L. Janitrix. See Janitor. Source: Websters Dictionary (01 Mar 1998) |
| Jansen's operation | An operation for frontal sinus disease, the lower wall and lower portion of the anterior wall being removed and the mucous membrane curetted away. (05 Mar 2000) |
| Jansen, Albert | <person> German otologist, 1859-1933. See: Jansen's operation. (05 Mar 2000) |
| jansenist | A follower of Cornelius Jansen, a Roman Catholic bishop of Ypres, in Flanders, in the 17th century, who taught certain doctrines denying free will and the possibility of resisting divine grace. Origin: F. Janseniste. Source: Websters Dictionary (01 Mar 1998) |
| Jansky's classification | The classification of human blood groups now designated O, A, B, and AB. (05 Mar 2000) |
| Jansky, Jan | <person> Czech physician, 1873-1921. See: Jansky-Bielschowsky disease, Jansky's classification. (05 Mar 2000) |
| Jansky-Bielschowsky disease | Cerebral sphingolipidosis, early juvenile type. (05 Mar 2000) |
| janthina | <zoology> See Ianthina. Source: Websters Dictionary (01 Mar 1998) |