| chestnut blight | A disease of chestnut trees caused by the fungus Enqothia parasitica. The major symptom is swollen, cracked cankers that form on the outside of the tree, spread into the tree and kills it. This disease is the primary reason why there are almost no American chestnut trees alive today. The population was decimated when the disease was introduced to America with Japanese chestnut trees. (09 Oct 1997) |
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| Chevalier-Jackson dilator | An oesophageal dilator that passes through a rigid endoscope. (05 Mar 2000) |
| chevron incision | A bilateral subcostal incision in the abdomen, in the shape of an inverted "V"; used in upper gastrointestinal, renal, or adrenal surgery. (05 Mar 2000) |
| chewing cycle | A complete course of movement of the mandible during a single masticatory stroke. (05 Mar 2000) |
| chewing force | force of mastication |
| chewing gum | A preparation of chicle, sometimes mixed with other plastic substances, sweetened and flavored. It is masticated usually for pleasure as a candy substitute but it sometimes acts as a vehicle for the administration of medication. (12 Dec 1998) |
| Cheyne, John | <person> Scottish physician, 1777-1836. See: Cheyne-Stokes psychosis, Cheyne-Stokes respiration. (05 Mar 2000) |
| Cheyne-Stokes psychosis | A mental state characterised by anxiety and restlessness, accompanying Cheyne-Stokes respiration. (05 Mar 2000) |
| cheyne-stokes respiration | A pattern of breathing with a gradual increase in the depth of respiration to a maximum, followed by a progressive decrease in the depth of respiration resulting in apnoea, characteristically seen in coma associated with severe neurological insult. (27 Sep 1997) |
| chemisorption |
Adsorption of a chemical onto a surface in which the strength of the interaction is somewhat stronger than pure physical adsorption, and more like a chemical bond. A bond strength of around 80 kJ mol -1 is often taken to be indicative of a true chemical interaction. In some cases, it is thought that chemical modification of the adsorbed species occurs.
출처: amsglossary.allenpress.com/glossary/browse
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| chemical energy |
Energy produced or absorbed in the process of a chemical reaction. In such a reaction, energy losses or gains usually involve only the outermost electrons of the atoms or ions of the system undergoing change; here a chemical bond of some type is established or broken without disrupting the original atomic or ionic identities of the constituents. ...
출처: amsglossary.allenpress.com/glossary/browse
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| chelate |
Noun: Complex organic molecule that can combine with cations and does not ionize. Chelates can supply micronutrients to plants at slow, steady rates. Usually used to supply iron to plant cells.
출처: www.fao.org/docrep/003/X3910E/X3910E06.htm
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| chemostat |
A continuous and open culture in which growth rate and cell density are maintained constant by a fixed rate of input of a growth-limiting nutrient. cf phytostat.
출처: www.fao.org/docrep/003/X3910E/X3910E06.htm
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| chemiluminescence |
The emission of light from a chemical reaction.
출처: www.fao.org/docrep/003/X3910E/X3910E06.htm
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| ChE | United States writer of novels and short stories (1912-1982) |
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| ChE | common towhee of eastern North America |
| ChE | a professional cook |
| ChE | the combination prepared as prepared as a particular chef's specialty |
| ChE | the most outstanding work of a creative artist or craftsman |
| ChE | small evergreen ferns: lipferns |
| ChE | southeastern United States to northern Mexico and Jamaica |
| ChE | lip fern of Texas to Oklahoma and Colorado and Arizona and Mexico having tall erect tufted fronds |
| ChE | small tufted fern of northwestern America |
| ChE | small North American evergreen fern whose stipes and lower frond surfaces are densely wooly |
| ChE | inflammation and cracking of the skin of the lips |
| ChE | a congenital cleft in the middle of the upper lip |