| noble gases | Gases which are members of the zero group of the periodic system. These gases generally do not react chemically. (12 Dec 1998) |
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| noble | 1. Possessing eminence, elevation, dignity, etc.; above whatever is low, mean, degrading, or dishonorable; magnanimous; as, a noble nature or action; a noble heart. "Statues, with winding ivy crowned, belong To nobler poets for a nobler song." (Dryden) 2. Grand; stately; magnificent; splendid; as, a noble edifice. 3. Of exalted rank; of or pertaining to the nobility; distinguished from the masses by birth, station, or title; highborn; as, noble blood; a noble personage. Noble is used in the formation of self-explaining compounds; as, noble-born, noble-hearted, noble-minded. <chemistry> Noble metals, silver, gold, and platinum; so called from their freedom from oxidation and permanence in air. Copper, mercury, aluminium, palladium, rhodium, iridium, and osmium are sometimes included. Synonym: Honorable, worthy, dignified, elevated, exalted, superior, sublime, great, eminent, illustrious, renowned, stately, splendid, magnificent, grand, magnanimous, generous, liberal, free. Origin: F. Noble, fr. L. Nobilis that can be or is known, well known, famous, highborn, noble, fr.noscere to know. See know. 1. A person of rank above a commoner; a nobleman; a peer. 2. An English money of account, and, formerly, a gold coin, of the value of 6 s. 8 d. Sterling, or about $1.61. 3. <zoology> A European fish; the lyrie. Source: Websters Dictionary (01 Mar 1998) |
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| Noble, Charles | <person> U.S. Gynecologist, 1863-1935. See: Noble's position. (05 Mar 2000) |
| Noble-Collip procedure | An obsolete procedure in which shock in rats is induced by rotating them in a drum. (05 Mar 2000) |
| noble element | A metal that cannot be oxidised by heat alone, nor readily dissolved by acid; e.g., gold, platinum. Synonym: noble element. (05 Mar 2000) |
| noble metal | A metal that cannot be oxidised by heat alone, nor readily dissolved by acid; e.g., gold, platinum. Synonym: noble element. (05 Mar 2000) |
| Noble, Robert | <person> Canadian physiologist, *1910. See: Noble-Collip procedure. (05 Mar 2000) |
| Noble's position | Patient standing and bent slightly forward; useful for inspection of a swelling of the loin that may occur with pyelonephritis. (05 Mar 2000) |
| Noble's stain | <technique> A basic fuchsin-orange G staining technique for detection of viral inclusion bodies in fixed tissues. (05 Mar 2000) |
| alveolar gas | The gas in the pulmonary alveoli, where O2-CO2 exchange with pulmonary capillary blood occurs. Synonym: alveolar air. (05 Mar 2000) |
| alveolar gas equation | The equation defining the steady state relation of the alveolar oxygen pressure to the barometric pressure, inspired gas composition, alveolar carbon dioxide pressure, and respiratory exchange ratio; the equation is used in various forms depending upon which simplifying assumptions are acceptable for different applications. (05 Mar 2000) |
| anaesthetic gas | A gas or a liquid with sufficient vapor pressure to produce general anaesthesia when breathed. (05 Mar 2000) |
| arterial blood gas | A test which analyses arterial blood for oxygen, carbon dioxide and bicarbonate content in addition to blood pH. Used to test the effectiveness of respiration. Acronym: ABG (17 Oct 1997) |
| bivalent gas gangrene antitoxin | Antitoxin specific for the toxins of Clostridium perfringens and C. Septicum. (05 Mar 2000) |
| blood gas analysis | <investigation> A test which analyses arterial blood for oxygen, carbon dioxide and bicarbonate content in addition to blood pH. Used to test the effectiveness of respiration. (27 Sep 1997) |
| blood gas monitoring, transcutaneous | The noninvasive measurement or determination of the partial pressure (tension) of oxygen and/or carbon dioxide locally in the capillaries of a tissue by the application to the skin of a special set of electrodes. These electrodes contain photoelectric sensors capable of picking up the specific wavelengths of radiation emitted by oxygenated versus reduced haemoglobin. (12 Dec 1998) |