Hy`o*man*dib"u*lar (?), a. [Hyo- + mandibular.] Anat.
Pertaining both to the hyoidean arch and the mandible or lower jaw; as, the hyomandibular bone or cartilage, a segment of the hyoid arch which connects the lower jaw with the skull in fishes.
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n.
The hyomandibular bone or cartilage.
© Webster 1913.