1. A spiral or series of loops. 2. An object made of wire wound in a spiral configuration, used in electronic applications, or a loop of wire used as an antenna. 3. A spiral loop of wire used to embolize an artery to obstruct it.
- detector c. a c. used in magnetic resonance imaging as an antenna to record radiofrequency emissions of stimulated nuclei, e.g., body c., head c..
- surface c. a detector c. applied directly to a body part for high resolution magnetic resonance imaging; often a single loop of metal.
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(koil) [Old Fr. collier, from L. colligere to gather together] 1. a winding structure. See also spiral and helix. 2. radiofrequency c.Medical dictionary. 2011.