| standards and guidelines | Bounds or constraints within which all practices in a given area will be carried out, in achieving the goals and objectives for that area. Standards and guidelines provide environmental safeguards and also describe constraints prescribed by law. (05 Dec 1998) |
|---|---|
| reference standards | A basis of value established for the measure of quantity, weight, extent or quality, e.g. Weight standards, standard solutions, methods, techniques, and procedures used in diagnosis and therapy. (12 Dec 1998) |
| neurosurgery | A surgical specialty concerned with the treatment of diseases and disorders of the brain, spinal cord, and peripheral and sympathetic nervous system. (12 Dec 1998) |
| functional neurosurgery | Destruction or chronic excitation of a part of the brain to treat disordered behaviour or function. (05 Mar 2000) |
| health planning technical assistance | The provision of expert assistance in developing health planning programs, plans as technical materials, etc., as requested by health systems agencies or other health planning organizations. (12 Dec 1998) |
| technical | 1. Relating to technique. 2. Pertaining to some particular art, science, or trade. 3. In connection with a chemical substance, denoting that the substance contains appreciable quantities of impurities. (05 Mar 2000) |
| technical error | That component of experimental error that is due to the conduct of the experiment and in principle estimated by replicate determinations on aliquots from the same specimen. (05 Mar 2000) |
| technical report | A formal report giving details of the investigation and results of a medical or other scientific problem. When issued by a government agency or comparable official body, its contents may be classified, unclassified, or declassified with regard to security clearance. This publication type may also cover a scientific paper or article that records the current state or current position of scientific research and development. If so labelled by the editor or publisher, this publication type may be properly used for journal articles. (12 Dec 1998) |
| library technical services | Acquisition, organization, and preparation of library materials for use, including selection, weeding, cataloging, classification, and preservation. (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) |
| algae and fungi | Algae represent a group of spore-propagating plants, unicellular or undifferentiated into root, stem, and leaf. They include seaweed and many unicellular fresh water plants, most of which contain chlorophyll. They account for about 90% of the earth's photosynthetic activity. Fungi are eukaryotic, heterotrophic organisms that live as saprobes or parasites and include mushrooms, yeasts, smuts, molds, etc. They lack chlorophyll. (12 Dec 1998) |
| alkyl and aryl transferases | <enzyme> A somewhat heterogeneous class of enzymes that catalyze the transfer of alkyl or related groups (excluding methyl groups). Registry number: EC 2.5 (12 Dec 1998) |