| listing | 1. The act or process of one who lists (in any sense of the verb); as, the listing of a door; the listing of a stock at the Stock Exchange. 2. The selvedge of cloth; list. 3. The sapwood cut from the edge of a board. 4. <agriculture> The throwing up of the soil into ridges, a method adopted in the culture of beets and some garden crops. Source: Websters Dictionary (01 Mar 1998) |
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| Listing's law | When the eye leaves one object and fixes upon another, it revolves about an axis perpendicular to a plane cutting both the former and the present lines of vision. (05 Mar 2000) |
| Listing's reduced eye | A representation that simplifies calculations of retinal imagery: radius of anterior refracting surface, 5.1 mm; total length, 20 mm; distance of nodal point to retina, 15 mm. (05 Mar 2000) |
| Listing, Johann | <person> German physiologist, 1808-1882. See: Listing's reduced eye, Listing's law. (05 Mar 2000) |
| Liston's knives | Long-bladed knives of various sizes used in amputations. (05 Mar 2000) |
| Liston's shears | Strong shears for cutting plaster of Paris bandages. (05 Mar 2000) |
| Liston's splint | A long splint extending from the axilla to the sole of the foot. (05 Mar 2000) |
| Liston, Robert | <person> English surgeon, 1794-1847. See: Liston's knives, Liston's shears, Liston's splint. (05 Mar 2000) |
| lisuride | <chemical> An ergot derivative that acts as an agonist at dopamine d2 receptors, may also act as an antagonist at dopamine d1 receptors, and as an agonist at some serotonin receptors. It has been used in parkinsonism but it may be hepatotoxic. It is commonly used as a research tool. Pharmacological action: antiparkinson agents, dopamine agonists, serotonin agonists. Chemical name: Urea, N'-((8alpha)-9,10-didehydro-6-methylergolin-8-yl)-N,N-diethyl- (12 Dec 1998) |