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thy·ro·hy·oid -'hī-.ȯid adj of, relating to, or supplying the thyrohyoid muscle <the \thyrohyoid branch of the hypoglossal nerve>
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adj.
relating to the thyroid cartilage and hyoid bone. The thyrohyoid ligaments form part of the larynx; contraction of the thyrohyoid muscle raises the larynx.
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thy·ro·hy·oid (thi″ro-hiґoid) pertaining to the thyroid gland or cartilage and the hyoid bone.Medical dictionary. 2011.