U-shaped or V-shaped; denoting the h. bone and the h. apparatus. [G. hyoeides, shaped like the letter upsilon, Υ]
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hy·oid 'hī-.ȯid adj
1) of or relating to the hyoid bone
2) of, relating to, or being the second postoral branchial arch from which the hyoid bone of the higher vertebrates is in part formed
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hy·oid (hiґoid) [Gr. hyoeides shaped like the Greek letter upsilon (υ)] 1. shaped like the lower case Greek letter upsilon (υ). Cf. hypsiloid. 2. shaped like a U. 3. pertaining to the hyoid bone.Medical dictionary. 2011.