| ethereal tincture | A class of preparations consisting of 10% percolations of drugs in a menstruum of ether 1 and alcohol 2. (05 Mar 2000) |
|---|---|
| acridine orange | <chemical, molecular biology> 3, 6-bis(dimethylamino)acridinium chloride. A toxic, fluorescing dye that stains DNA and RNA and is typically used to identify cancerous tumour cells. When it binds to double-stranded DNA, it fluoresces green, when it binds with the phosphate groups of single-stranded DNA or RNA, it fluoresces orange. The chemical also causes frameshift mutations. (12 Mar 1998) |
| Agent Orange | An herbicide and defoliant, consisting of (2,4,5-trichlorophenoxy)acetic acid, (2,4-dichlorophenoxy)acetic acid, and dioxin, that was widely used in the Vietnam War; it has been shown to possess residual post-exposure carcinogenic and teratogenic properties in humans. (05 Mar 2000) |
| Victoria orange | An alkaline salt of dinitrocresol; a reddish yellow stain formerly used in histology. (05 Mar 2000) |
| peau d'orange | A swollen pitted skin surface overlying carcinoma of the breast in which there is both stromal infiltration and lymphatic obstruction with oedema. Origin: Fr. Orange peel (05 Mar 2000) |
| Gordon and Sweet stain | <technique> A stain for reticulin, using acidified potassium permanganate, oxalic acid, iron alum, silver nitrate, formaldehyde, gold chloride, and sodium thiosulfate. (05 Mar 2000) |
| methyl orange | C14H14N3O3SNa;a weakly acid dye used as a pH indicator (red at 3.2, yellow at 4.4). Synonym: helianthine. (05 Mar 2000) |
| sea orange | <zoology> A large American holothurian (Lophothuria Fabricii) having a bright orange convex body covered with finely granulated scales. Its expanded tentacles are bright red. Source: Websters Dictionary (01 Mar 1998) |
| sweet | 1. Having an agreeable taste or flavor such as that of sugar; saccharine; opposed to sour and bitter; as, a sweet beverage; sweet fruits; sweet oranges. 2. Pleasing to the smell; fragrant; redolent; balmy; as, a sweet rose; sweet odour; sweet incense. "The breath of these flowers is sweet to me." (Longfellow) 3. Pleasing to the ear; soft; melodious; harmonious; as, the sweet notes of a flute or an organ; sweet music; a sweet voice; a sweet singer. "To make his English sweet upon his tongue." (Chaucer) "A voice sweet, tremulous, but powerful." (Hawthorne) 4. Pleasing to the eye; beautiful; mild and attractive; fair; as, a sweet face; a sweet colour or complexion. "Sweet interchange Of hill and valley, rivers, woods, and plains." (Milton) 5. Fresh; not salt or brackish; as, sweet water. 6. Not changed from a sound or wholesome state. Specifically: Not sour; as, sweet milk or bread. Not state; not putrescent or putrid; not rancid; as, sweet butter; sweet meat or fish. 7. Plaesing to the mind; mild; gentle; calm; amiable; winning; presuasive; as, sweet manners. "Canst thou bind the sweet influence of Pleiades?" (Job xxxviii. 31) "Mildness and sweet reasonableness is the one established rule of Christian working." (M. Arnold) Sweet is often used in the formation of self-explaining compounds; as, sweet-blossomed, sweet-featured, sweet-smelling, sweet-tempered, sweet-toned, etc. Sweet alyssum. <botany> Sweet gale. Sweet wine. See Dry wine, under Dry. To be sweet on, to have a particular fondness for, or special interest in, as a young man for a young woman. Synonym: Sugary, saccharine, dulcet, luscious. Origin: OE. Swete, swote, sote, AS. Swete; akin to OFries. Swete, OS. Swoti, D. Zoet, G. Suss, OHG. Suozi, Icel. Saetr, soetr, Sw. Sot, Dan. Sod, Goth. Suts, L. Suavis, for suadvis, Gr, Skr. Svadu sweet, svad, svad, to sweeten. 175. Cf. Assuage, Suave, Suasion. Source: Websters Dictionary (01 Mar 1998) |
| sweet balm | <botany> A genus of labiate herbs, including the balm, or bee balm (Melissa officinalis). Origin: NL, fr. Gr. Melissa a bee, honey. Source: Websters Dictionary (01 Mar 1998) |
| sweet birch oil | Aromatic methyl ester of salicylic acid, produced synthetically or distilled from Gaultheria procumbens (family Ericaceae) or from Betula lenta (family Betulaceae). Used as a component of liniments, used externally and internally for the treatment of various forms of rheumatismit produces heat when rubbed into the skin (counterirritant). Synonym: checkerberry oil, gaultheria oil, sweet birch oil, wintergreen oil. (05 Mar 2000) |
| sweet clover disease | A haemorrhagic disease, due to dicumarol which causes marked reduction in prothrombin, occurring in cattle fed on sweet clover fodder, spoiled during curing. (05 Mar 2000) |
| sweet clover poisoning | A haemorrhagic disease of herbivores, especially cattle, occurring as a result of consuming damaged hay or silage containing sweet clover, but never as a result of eating freshly cut plants or pasturing on sweet clover. The causative agent is the anticoagulant, dicumarol, which is formed in the spoilage process from the harmless coumarin. (05 Mar 2000) |
| sweet itch | A pruritic dermatosis of horses caused by an allergic reaction to midges of the genus Culicoides. (05 Mar 2000) |
| sweet precipitate | HgCl;mild mercury chloride; mercury monochloride, protochloride, or subchloride; has been used as an intestinal antiseptic and laxative; replaced by safer agents. Synonym: mercurous chloride, sweet precipitate. Origin: Mediev. L., fr. G. Kalos, beutiful, + melas, black (05 Mar 2000) |