| pickering | <zoology> The sauger of the St.Lawrence River. Origin: Probably a corruption of Pickerel. Source: Websters Dictionary (01 Mar 1998) |
|---|---|
| Bevan-Lewis cells | Large pyramidal cell's in the motor area of the precentral gyrus of the cerebral cortex. Synonym: Bevan-Lewis cells. (05 Mar 2000) |
| Bevan-Lewis, William | <person> English physician and physiologist, 1847-1929. See: Bevan-Lewis cells. (05 Mar 2000) |
| carcinoma, lewis lung | A carcinoma discovered by dr. Margaret r. Lewis of the wistar institute in 1951. This tumour originated spontaneously as a carcinoma of the lung of a c57bl mouse. The tumour does not appear to be grossly haemorrhagic and the majority of the tumour tissue is a semifirm homogeneous mass. It is also called 3ll and llc and is used as a transplantable malignancy. (12 Dec 1998) |
| Sayre, Lewis | <person> U.S. Surgeon, 1820-1900. See: Sayre's suspension traction, Sayre's suspension apparatus, Sayre's jacket. (05 Mar 2000) |
| Fox, Lewis | <person> U.S. Periodontist, *1903. See: Goldman-Fox knives. (05 Mar 2000) |
| Lewis | Gilbert N., U.S. Chemist, 1875-1946. See: Lewis acid, Lewis base, second law of thermodynamics. (05 Mar 2000) |
| Lewis acid | An acid that is an electron pair acceptor. (05 Mar 2000) |
| Lewis base | A base that is an electron-pair donor. (05 Mar 2000) |
| Lewis blood group | <haematology> A pair of blood group activities associated with the A, B, H substances. Lewis Lea is a separate gene, whereas Leb arises from the combined activity of the enzymes specified by Le(a) and H genes. (18 Nov 1997) |
| lewis blood-group system | A group of dominantly and independently inherited antigens associated with the abo blood factors. They are glycolipids present in plasma and secretions that may adhere to the erythrocytes. The phenotype le(b) is the result of the interaction of the le gene le(a) with the genes for the abo blood groups. (12 Dec 1998) |
| abstracting and indexing | Shortening or summarizing of documents; assigning of descriptors for referencing documents. (12 Dec 1998) |
| academies and institutes | Organizations representing specialised fields which are accepted as authoritative; may be non-governmental, university or an independent research organization, e.g., national academy of sciences, brookings institution, etc. (12 Dec 1998) |
| accounts payable and receivable | Short-term debt obligations and assets occurring in the regular course of operational transactions. (12 Dec 1998) |
| aged, 80 and over | A person 80 years of age and older. (12 Dec 1998) |