Hyoid arch

Hyoid arch
Hyoid Hy"oid, a. [Gr. ? fr. the letter [Upsilon] + e'i^dos form: cf. F. hyo["i]de.] 1. Having the form of an arch, or of the Greek letter upsilon [[Upsilon]]. [1913 Webster]

2. (Anat.) Of or pertaining to the bony or cartilaginous arch which supports the tongue. Sometimes applied to the tongue itself. [1913 Webster]

{Hyoid arch} (Anat.), the arch of cartilaginous or bony segments, which connects the base of the tongue with either side of the skull.

{Hyoid bone} (Anat.), the bone in the base of the tongue, the middle part of the hyoid arch. [1913 Webster]

The Collaborative International Dictionary of English. 2000.