The Collaborative International Dictionary
Hyomandibular
Hyomandibular \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. -- n. The hyomandibular bone or cartilage.
Wiktionary
hyomandibular
a. 1 (context anatomy English) Relating to the hyomandibula. 2 (context anatomy English) Relating both to the hyoid arch and the mandible or lower jaw. n. (context anatomy English) The hyomandibular bone or cartilage.