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Related to hyoid arch: primary palate
second pharyngeal arch
the second visceral, or branchial, arch; the second postoral arch in the branchial arch series.
Synonym(s): hyoid arch
Farlex Partner Medical Dictionary © Farlex 2012
hy·oid arch(hī'oyd ahrch)
The second visceral, or pharyngeal (branchial in fish), arch; the second postoral arch in the pharyngeal arch series.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
hyoid archthe visceral skeletal arch that lies directly behind the mandibular arch and supports the floor of the vertebrate mouth.
Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005