| Avellis | <person> Georg, German laryngologist, 1864-1916. See: Avellis' syndrome. (05 Mar 2000) |
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| Avellis' syndrome | <syndrome> Unilateral paralysis of the larynx and velum palati, with contralateral loss of pain and temperature sensibility in the parts below. Synonym: jugular foramen syndrome. (05 Mar 2000) |
| avena | <botany> A genus of grasses, including the common oat (Avena sativa); the oat grasses. Origin: L. Source: Websters Dictionary (01 Mar 1998) |
| avenacinase | <enzyme> A 110 kD saponin-detoxifying enzyme from fungus, gaeumannomyces graminis; removes both the beta-1,2- and beta-1,4-linked terminal d-glucose molecules from oat root saponin a-1 to give first the mono- and then the bis-deglucosylated form, both are less toxic to the fungus Registry number: EC 3.2.1.- Synonym: avenacinase gene product (26 Jun 1999) |
| avenacosidase | <enzyme> A 60-kD protein that copurifies with phytochrome; a part of the defense system of avena sativa; genbank x78433 Registry number: EC 3.2.1.- Synonym: p60 protein, avena (26 Jun 1999) |
| avenge | 1. To take vengeance for; to exact satisfaction for by punishing the injuring party; to vindicate by inflicting pain or evil on a wrongdoer. 2. To treat revengefully; to wreak vengeance on. "Thy judgment in avenging thine enemies." (Bp. Hall) To avenge is to inflict punishment upon evil doers in behalf of ourselves, or others for whom we act; as, to avenge one's wrongs; to avenge the injuries of the suffering and innocent. It is to inflict pain for the sake of vindication, or retributive justice. To revenge is to inflict pain or injury for the indulgence of resentful and malicious feelings. The former may at times be a duty; the latter is one of the worst exhibitions of human character. Origin: OF. Avengier; L. Ad + vindicare to lay claim to, to avenge, revenge. See Vengeance. Source: Websters Dictionary (01 Mar 1998) |
| avenger | 1. One who avenges or vindicates; as, an avenger of blood. 2. One who takes vengeance. Source: Websters Dictionary (01 Mar 1998) |
| avengeress | A female avenger. Source: Websters Dictionary (01 Mar 1998) |
| avenin | <plant biology> A prolamine, about 25% l-glutamic acid residues, found in oats (Avena) and in various legumes; considered highly nutritious. Synonym: legumin, plant casein. (05 Mar 2000) |
| avenious | <botany> Being without veins or nerves, as the leaves of certain plants. Origin: Pref. A- + L. Vena a vein. Source: Websters Dictionary (01 Mar 1998) |
| avens | <botany> A plant of the genus Geum, especially. Geum urbanum, or herb bennet. Origin: OF. Avence. Source: Websters Dictionary (01 Mar 1998) |
| aventurine | 1. <botany> A kind of glass, containing gold-coloured spangles. It was produced in the first place by the accidental (par aventure) dropping of some brass filings into a pot of melted glass. 2. <chemical> A variety of translucent quartz, spangled throughout with scales of yellow mica. ~ feldspar, a variety of oligoclase with internal firelike reflections due to the presence of minute crystals, probably of hematite; sunstone. Origin: F. Aventurine: cf. It. Avventurino. Source: Websters Dictionary (01 Mar 1998) |
| avenue | 1. A way or opening for entrance into a place; a passage by which a place may by reached; a way of approach or of exit. "The avenues leading to the city by land." "On every side were expanding new avenues of inquiry." (Milman) 2. The principal walk or approach to a house which is withdrawn from the road, especially, such approach bordered on each side by trees; any broad passageway thus bordered. "An avenue of tall elms and branching chestnuts." (W. Black) 3. A broad street; as, the Fifth Avenue in new York. Origin: F. Avenue, fr. Avenir to come to, L. Advenire. See Advene. Source: Websters Dictionary (01 Mar 1998) |
| average | <statistics> A value that represents the sum of values divided by the number of values in the set. It represents or summarises the relevant features of a set of values. Origin: M.E. Averays, loss from damage to ship or cargo, fr. It. Avaris, fr. Ar. 'awariya, damaged goods, + damage (05 Mar 2000) |
| average flow rate | <physiology> The flow rate determined by dividing the total volume passed in a time period divided by the time period, usually quoted in mls per minute. (05 Mar 2000) |