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Pronunciation: ser'kel


  1. anatomy a ring-shaped or anular structure or group of structures, as formed by anastomosing arteries or veins, or by connected (communicating) nerves.
  2. A line or process with every point approximately equidistant from the center.

Synonym(s): circulusTA

[L. circulus]

Further information

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.