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Pronunciation: fur'kyu-la


  1. The fused clavicles, which form the V-shaped bone (wishbone) of the bird's skeleton.
  2. In the embryo, an inverted U-shaped elevation that appears on the ventral wall of the pharynx, being formed by the two linear ridges and the caudal part of the hypopharyngeal eminence; the depression enclosed by the U shape is the laryngotracheal groove.

[L. a forked prop, dim. of furca, a fork]

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