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Pronunciation: tra-bek'yu-la, -le


  1. A meshwork; one of the supporting bundles of fibers traversing the substance of a structure, usually derived from the capsule or one of the fibrous septa.
  2. A small piece of the spongy substance of bone usually interconnected with other similar pieces.
  3. In histopathology, a band of neoplastic tissue two or more cells wide.

[L. dim. of trabs, a beam]

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