hyo·​bran·​chi·​um | \ ˌhīōˈbraŋkēəm \
plural hyobranchia\ -​ēə \

Definition of hyobranchium

: a typically somewhat Y-shaped bone that serves to support the tongue and tongue muscles in a snake and is considered to result from fusion of the hyoid and remnants of the branchial arches

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History and Etymology for hyobranchium

New Latin, from hy- + -branchium (from Greek branchion gill)

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Cite this Entry

“Hyobranchium.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hyobranchium. Accessed 14 Jul. 2020.

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