| hydrocodone | <chemical> Narcotic analgesic related to codeine, but more potent and more addicting by weight. It is used also as cough suppressant. Pharmacological action: analgesics, opioid, antitussive agents, narcotics. Chemical name: Morphinan-6-one, 4,5-epoxy-3-methoxy-17-methyl-, (5alpha)- (12 Dec 1998) |
|---|---|
| acetaminophen | <drug> The generic name for a common nonprescription medication useful in the treatment of mild pain or fever. This is called paracetamol in the UK. [American term] Synonym: paracetamol. (25 Jun 1999) |
| acetaminophen deacetylase | <enzyme> Forms p-aminophenol Registry number: EC 3.5.1.- Synonym: apap deacetylase (26 Jun 1999) |
| phenobarbital elixir | A palatable, coloured hydroalcoholic (12-15% alcohol) mixture containing 20 mg of phenobarbital per 5 ml (teaspoonful); useful in administering the drug to persons who have difficulty swallowing tablets; used as an anticonvulsant and sedative. (05 Mar 2000) |
| elixir | 1. <medicine> A tincture with more than one base; a compound tincture or medicine, composed of various substances, held in solution by alcohol in some form. 2. <chemistry> An imaginary liquor capable of transmuting metals into gold; also, one for producing life indefinitely; as, elixir vitae, or the elixir of life. 3. The refined spirit; the quintessence. "The . . . Elixir of worldly delights." (South) 4. Any cordial or substance which invigorates. "The grand elixir, to support the spirits of human nature." (Addison) Origin: F. Elixir, Sp. Elixir, Ar. Eliksir the philosopher's stone, prob. From Gr. Dry, (hence probably) a dry powder; cf. Skr. Ksha to burn. Source: Websters Dictionary (01 Mar 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) |
| allergy and immunology | A medical specialty concerned with the hypersensitivity of the individual to foreign substances and protection from the resultant infection or disorder. (12 Dec 1998) |
| alligators and crocodiles | Large, long-tailed reptiles, including caimans, of the order loricata. (12 Dec 1998) |
| Amine Precursor Uptake and Decarboxylation | <pharmacology, physiology> Paracrine cells of which argentaffin cells are an example. Usage of the term APUD is neither helpful nor memorable. Acronym: APUD (11 Nov 1997) |
| amino acids, peptides, and proteins | Amino acids and chains of amino acids connected by peptide linkages. (12 Dec 1998) |