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anchor

anchor
【名词】1. 锚;新闻主播 2. 桩; 支架; 依靠; 【不及物动词】1. 抛锚; 2. 停泊;固定; 【及物动词】1. 抛锚泊(船); 2. 把…固定住

Definitions

Any device that fixes the position of an object with respect to its surroundings. [M.E. anker, fr. O.E. ancor, fr. L. ancora, fr. G. ankyra]
1. Any structure that provides stability for a prosthetic dental appliance, e.g., a crown, bridge, or denture. The anchor may be a metal implant, a natural tooth, or part of a fixed bridge.
1. Any structure that provides stability for a prosthetic dental appliance, e.g., a crown, bridge, or denture. The anchor may be a metal implant, a natural tooth, or part of a fixed bridge. 2. In emergency medicine, to tie or attach a rope or sling so it will not move and can support the weight of the rescuers, basket, and patient.
1. Any structure that provides stability for a prosthetic dental appliance, e.g., a crown, bridge, or denture. The anchor may be a metal implant, a natural tooth, or part of a fixed bridge. 2. In emergency medicine, to tie or attach a rope or sling so it will not move and can support the weight of the rescuers, basket, and patient. 3. A tree, rock, door casing, or other strong stable device that will not move when a rescuer and patient's weight are attached to it.





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