| Argonz | J., Argentinian physician. See: Argonz-Del Castillo syndrome. (05 Mar 2000) |
|---|---|
| Argonz-Del Castillo syndrome | <syndrome> Unphysiological lactation and amenorrhoea not following pregnancy characterised by hyperprolactinaemia and a pituitary adenoma. Synonym: Argonz-Del Castillo syndrome. (05 Mar 2000) |
| argulus | <zoology> A genus of copepod Crustacea, parasitic of fishes; a fish louse. See Branchiura. Origin: NL, dim of Argus. Source: Websters Dictionary (01 Mar 1998) |
| argument | 1. Proof; evidence. "There is. No more palpable and convincing argument of the existence of a Deity." (Ray) "Why, then, is it made a badge of wit and an argument of parts for a man to commence atheist, and to cast off all belief of providence, all awe and reverence for religion?" (South) 2. A reason or reasons offered in proof, to induce belief, or convince the mind; reasoning expressed in words; as, an argument about, concerning, or regarding a proposition, for or in favor of it, or against it. 3. A process of reasoning, or a controversy made up of rational proofs; argumentation; discussion; disputation. "The argument is about things, but names." (Locke) 4. The subject matter of a discourse, writing, or artistic representation; theme or topic; also, an abstract or summary, as of the contents of a book, chapter, poem. "You and love are still my argument." (Shak) "The abstract or argument of the piece." (Jeffrey) "[Shields] with boastful argument portrayed." (Milton) 5. Matter for question; business in hand. "Sheathed their swords for lack of argument." (Shak) 6. <astronomy> The quantity on which another quantity in a table depends; as, the altitude is the argument of the refraction. 7. <mathematics> The independent variable upon whose value that of a function depends. Origin: F. Argument, L. Argumentum, fr. Arguere to argue. Source: Websters Dictionary (01 Mar 1998) |
| argus | <radiobiology> Two-beam, 5-terawatt Nd-glass laser system used at Livermore (LLNL) for inertial-confinement fusion research from 1976 to 1981. (09 Oct 1997) |
| argus shell | <zoology> A species of shell (Cypraea argus), beautifully variegated with spots resembling those in a peacock's tail. Source: Websters Dictionary (01 Mar 1998) |
| Argyll Robertson pupil | <clinical sign> Pupils of the eye which react to accommodation but not to light. Seen in cases of tertiary syphilis. (27 Sep 1997) |
| argyria | <dermatology> Deposition of silver salts in the skin from excessive oral intake. Signs: permanent blue to bronze discolouration of the skin and mucosa that is darker in regions exposed to light. (27 Sep 1997) |
| argyriasis | <dermatology> Deposition of silver salts in the skin from excessive oral intake. Signs: permanent blue to bronze discolouration of the skin and mucosa that is darker in regions exposed to light. (27 Sep 1997) |
| argyric | An alternative term for argentic. Relating to argyria. (05 Mar 2000) |
| argyrism | <dermatology> Deposition of silver salts in the skin from excessive oral intake. Signs: permanent blue to bronze discolouration of the skin and mucosa that is darker in regions exposed to light. (27 Sep 1997) |
| argyrol | A complex prepared by the reaction of silver oxide with either gelatin or serum albumin. Black shiny crystals liberate silver and it was formerly widely used as a topical anti-infective on mucous membranes. Contains from 19 to 25% silver, only a small fraction of which is ionizable. Can produce black or brown pigmentation due to deposition of reduced silver in the tissues. Synonym: argyrol, silvol. (05 Mar 2000) |
| argyrophil | <pathology> Pertaining to tissue elements that are capable of impregnation with silver ions and being made visible after an external reducing agent is used. Synonym: argentophil, argentophile. Origin: G. Argyros, silver, + philos, fond (05 Mar 2000) |
| argyrophilic cell | <pathology> Cell's that bind silver salts but that precipitate silver only in the presence of a reducing agent. See: enteroendocrine cells. (05 Mar 2000) |
| argyrophilic fibre | Reticular connective tissue fibre's that react with silver salts and appear black microscopically. (05 Mar 2000) |