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Medical Term:


Pronunciation: lig'a-chur


  1. A thread, wire, fillet, or the like, tied tightly around a blood vessel, the pedicle of a tumor, or other structure to constrict it.
  2. In orthodontics, a wire or other material used to secure an orthodontic attachment or tooth to an archwire.

[L. ligatura, a band or tie, fr. ligo, to tie]

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