| orchiotherapy | Treatment with testicular extracts. (05 Mar 2000) |
|---|---|
| orchiotomy | Incision into a testis. Synonym: orchotomy. Origin: orchio-+ G. Tome, incision (05 Mar 2000) |
| orchis | Origin: L, fr. Gr. A testicle, the orchis; so called from its tubers. 1. <botany> A genus of endogenous plants growing in the North Temperate zone, and consisting of about eighty species. They are perennial herbs growing from a tuber (beside which is usually found the last year's tuber also), and are valued for their showy flowers. See Orchidaceous. 2. <botany> Any plant of the same family with the orchis; an orchid. The common names, such as bee orchis, fly orchis, butterfly orchis, etc, allude to the peculiar form of the flower. Source: Websters Dictionary (01 Mar 1998) |
| orchitic | Denoting orchitis. (05 Mar 2000) |
| orchitis | <pathology> Inflammation of a testis. The disease is marked by pain, swelling and a feeling of weight. It may occur idiopathically or it may be associated with conditions such as mumps, gonorrhoea, filarial disease, syphilis or tuberculosis. (18 Nov 1997) |
| orchitis parotidea | Orchitis associated with mumps. (05 Mar 2000) |
| orchitis variolosa | Orchitis complicating smallpox. (05 Mar 2000) |
| orchotomy | <surgery> The operation of cutting out or removing a testicle by the knife; castration. Origin: Gr. A testicle + to cut. Source: Websters Dictionary (01 Mar 1998) |
| orcin | <chemistry> A colourless crystalline substance, C6H3.CH3.(OH)2, which is obtained from certain lichens (Roccella, Lecanora, etc), also from extract of aloes, and artificially from certain derivatives of toluene. It changes readily into orcein. Origin: Etymology uncertain: cf. F. Orcine. Source: Websters Dictionary (01 Mar 1998) |
| orcinol | 3,5-dihydroxytoluene;the parent substance of the natural dye orcein, obtained from certain colourless lichens (Lecanora tinctoria, Rocella tinctoria) by treatment with boiling water; used as an external antiseptic in various skin diseases and in chemistry as a reagent for pentoses. Synonym: 5-methylresorcinol, orcin. (05 Mar 2000) |
| orcinol test | A test for pentoses with orcinol. Synonym: orcinol test. (05 Mar 2000) |
| orciprenaline | <chemical> A beta-adrenergic agonist used in the treatment of asthma and bronchospasms. Pharmacological action: adrenergic beta-agonists, bronchodilator agents, sympathomimetic, tocolytic agents. Chemical name: 1,3-Benzenediol, 5-(1-hydroxy-2-((1-methylethyl)amino)ethyl)- (12 Dec 1998) |
| orciprenaline sulfate | 3,5-Dihydroxy-alpha-[(isopropylamino)methyl]benzyl alcohol sulfate;a sympathomimetic bronchodilator used for the treatment of bronchial asthma and in chronic obstructive lung disease. It has relatively greater effect on b2-adrenergic receptors than b1, conferring some selectivity in relaxing bronchiolar smooth muscle as compared with cardiac stimulation. Synonym: orciprenaline sulfate. (05 Mar 2000) |
| Ord | <abbreviation> Optical rotatory dispersion. Symbol for orotidine. (05 Mar 2000) |
| ordain | 1. To set in order; to arrange according to rule; to regulate; to set; to establish. "Battle well ordained." "The stake that shall be ordained on either side." (Chaucer) 2. To regulate, or establish, by appointment, decree, or law; to constitute; to decree; to appoint; to institute. "Jeroboam ordained a feast in the eighth month." (1 Kings xii. 32) "And doth the power that man adores ordain Their doom ?" (Byron) 3. To set apart for an office; to appoint. "Being ordained his special governor." (Shak) 4. To invest with ministerial or sacerdotal functions; to introduce into the office of the Christian ministry, by the laying on of hands, or other forms; to set apart by the ceremony of ordination. "Meletius was ordained by Arian bishops." (Bp. Stillingfleet) Origin: OE. Ordeinen, OF. Ordener, F. Ordonner, fr. L. Ordinare, from ordo, ordinis, order. See Order, and cf. Ordinance. Source: Websters Dictionary (01 Mar 1998) |