| coordinate | 1. Any of the scales or magnitudes that serve to define the position of a point. 2. To perform the act of coordination. Origin: see coordination (05 Mar 2000) |
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| coordinate convulsion | A clonic convulsion in which the movements are seemingly purposeful, being exaggerations of those that may occur naturally. (05 Mar 2000) |
| coordinate covalent bond | A bond in which the two electrons shared by a pair of atoms belonged originally to only one of the atoms; often represented by a small arrow pointing toward the electron receiver; e.g., nitric acid, O(OH)N→O; phosphoric acid, (OH)3P→O. Synonym: coordinate covalent bond. (05 Mar 2000) |
| coordinate regulation | The expression of many different genes at once. (09 Oct 1997) |
| cylindrical | Shaped like a cylinder; referring to a cylinder. (05 Mar 2000) |
| cylindrical bronchiectasis | Bronchiectasis resulting in dilated bronchi of cylindrical shape; i.e., of uniform caliber. (05 Mar 2000) |
| cylindrical epithelium | Epithelium formed of a single layer of prismatic cells taller than they are wide. Synonym: cylindrical epithelium. (05 Mar 2000) |
| cylindrical lens | A lens in which one of the surfaces is curved in one meridian and less curved in the opposite meridian; e.g., a teaspoon or a football. Synonym: astigmatic lens. (05 Mar 2000) |