| alp | 1. A very high mountain. Specifically, in the plural, the highest chain of mountains in Europe, containing the lofty mountains of Switzerland, etc. "Nor breath of vernal air from snowy alp." (Milton) "Hills peep o'er hills, and alps on alps arise." (Pope) 2. Something lofty, or massive, or very hard to be surmounted. The plural form Alps is sometimes used as a singular. "The Alps doth spit." Origin: L. Alpes the Alps, said to be of Celtic origin; cf. Gael. Alp a high mountain, Ir. Ailp any huge mass or lump: cf. F. Alpes. Source: Websters Dictionary (01 Mar 1998) |
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| Alp protease | <enzyme> Gene alpa (previously called alp) does not encode its components, although is involved with its activity Registry number: EC 3.4.99.- (26 Jun 1999) |
| alpaca | 1. <zoology> An animal of Peru (Lama paco), having long, fine, wooly hair, supposed by some to be a domesticated variety of the llama. 2. Wool of the alpaca. 3. A thin kind of cloth made of the wooly hair of the alpaca, often mixed with silk or with cotton. Origin: Sp. Alpaca, fr. The original Peruvian name of the animal. Cf. Paco. Source: Websters Dictionary (01 Mar 1998) |
| Alpers disease | Familial progressive spastic paresis of extremities with progressive mental deterioration, with development of seizures, blindness and deafness, beginning during the first year of life, and with destruction and disorganization of nerve cells of the cerebral cortex. Synonym: Alpers disease, Christensen-Krabbe disease, progressive cerebral poliodystrophy. (05 Mar 2000) |
| Alpers, Bernard | <person> U.S. Neurologist, 1900-1981. See: Alpers disease. (05 Mar 2000) |
| Alpert syndrome | <syndrome> A usually inherited disorder characterised by premature closing of the cranial suture lines resulting in a peaked shaped head and abnormal facial appearance. Since it is usually autosomal dominant one or both parents also have the disorder. Surgery is used to correct skull and facial abnormalities. Inheritance: autosomal dominant. (27 Sep 1997) |
| alpestrine | Pertaining to the Alps, or other high mountains; as, Alpestrine diseases, etc. Origin: L. Alpestris. Source: Websters Dictionary (01 Mar 1998) |
| alpha | First letter of the Greek alphabet, a. (05 Mar 2000) |
| alpha 1,6-mannosyltransferase | <enzyme> From saccharomyces cerevisiae; adds mannose residues in an alpha-1,6-linkage to man8glcnac and man9glcnac in the biosynthesis of the outer chain of yeast mannoproteins Registry number: EC 2.4.1.- (26 Jun 1999) |
| alpha 1-4-mannosyltransferase | <enzyme> From mycobacterium smegmatis; involved in methylmannose polysaccharide elongation; GDP-mannose is donor Registry number: EC 2.4.1.- (26 Jun 1999) |
| alpha alcoholism | Jellinek's term for a still controllable and strictly psychological dependence on alcohol, as to relieve emotional or physical pain, with resulting interference with interpersonal relationships. (05 Mar 2000) |
| alpha angle | The angle between the visual and optic axes as they cross at the nodal point of the eye, the angle between the visual line and the major axis of the corneal ellipse. (05 Mar 2000) |
| alpha blocking | The attenuation of the occipital alpha rhythm (8-14 Hz brain waves as seen on an electroencephalogram), produced by opening the eyes or by intense mental concentration. (05 Mar 2000) |
| alpha cell | <biology> A type of cell in the pancreas (in areas called the islets of Langerhans). Alpha cells make and release a hormone called glucagon, which raises the level of glucose (sugar) in the blood. (09 Oct 1997) |
| Alpha cells | Alpha cell's of pancreas or of anterior lobe of hypophysis. (05 Mar 2000) |