| bulk | To appear or seem to be, as to bulk or extent; to swell. "The fame of Warburton possibly bulked larger for the moment." (Leslie Stephen) Origin: Bulked; Bulking. Source: Websters Dictionary (01 Mar 1998) |
|---|---|
| bulk density | Weight per unit of volume, usually specified in pounds per cubic foot. (05 Dec 1998) |
| bulk modulus | modulus of volume elasticity |
| radiation damage, bulk | <radiobiology> General term describing changes in chemical and/or metallurgical properties of structure components of fusion reactor caused by atomic displacement and nuclear transmutation events occuring as a result of exposure to a radiation environment (such as the neutrons emitted from a fission or D-T fusion reactor). (09 Oct 1997) |
| acute chemical pneumonitis | <chest medicine> Inflammation of the lungs which occurs secondary to exposure to a chemical, organic dust, fungus or mould. Chronic exposure can lead to chronic lung changes evident on chest X-ray. Symptoms include cough, fever, shortness of breath and wheezing. See: bird-handler's disease. (27 Sep 1997) |
| mechanico-chemical | Pertaining to, connected with, or dependent upon, both mechanics and chemistry; said especially of those sciences which treat of such phenomena as seem to depend on the laws both of mechanics and chemistry, as electricity and magnetism. Source: Websters Dictionary (01 Mar 1998) |
| chemical | 1. <chemistry> Of or pertaining to, chemistry. 2. A substance composed of chemical elements or obtained by chemical processes. (21 May 1997) |
| chemical and pharmacologic phenomena | Chemical, pharmacologic, and metabolic action and interaction of drugs. (12 Dec 1998) |
| chemical antidote | A substance that unites with a poison to form an innocuous chemical compound. (05 Mar 2000) |
| chemical attraction | The force impelling atoms of different elements or molecules to unite to form new substances or compounds. (05 Mar 2000) |
| chemical bond | The link between two atoms within a molecule. Different types of chemical bonds include hydrogen bonds, covalent bonds, and ionic bonds. (09 Oct 1997) |
| chemical burn | A burn due to a caustic chemical. (05 Mar 2000) |
| chemical cautery | Any substance that destroys tissue upon application. Synonym: chemical cautery, chemicocautery. (05 Mar 2000) |
| chemical ceptor | Ceptor that initiates chemical reactions in response to the appropriate stimuli. (05 Mar 2000) |
| chemical change | A process in which one or more substances are changed into one or more different substances. (09 Oct 1997) |