| graphite battery | <physics> A voltaic battery consisting of zinc and carbon in sulphuric acid, or other exciting liquid. Source: Websters Dictionary (20 Jun 2000) |
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| graphite | <chemical> Native carbon in hexagonal crystals, also foliated or granular massive, of black colour and metallic luster, and so soft as to leave a trace on paper. It is used for pencils (improperly called lead pencils), for crucibles, and as a lubricator, etc. Synonym: plumbago, black lead. Origin: Gr. To write: cf. F. Graphite. Source: Websters Dictionary (01 Mar 1998) |
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| battery | <chemistry> A group of voltaic cells connected in series. (09 Jan 1998) |
| water battery | 1. <physics> A voltaic battery in which the exciting fluid is water. 2. A battery nearly on a level with the water. Source: Websters Dictionary (01 Mar 1998) |
| lead storage battery | <chemistry> A battery (used in cars) in which the anode is lead, the cathode is lead coated with lead dioxide, and the electrolyte is a sulfuric acid solution. (09 Jan 1998) |
| luria-nebraska neuropsychological battery | A series of tests designed to assess neuropsychological function. The battery is used to diagnose specific cerebral dysfunction and also to determine lateralization. (12 Dec 1998) |