[ thī′ō-hīoid′ ]


Of or relating to the thyroid cartilage and the hyoid bone.


A continuation of the sternothyroid muscle, with origin from the oblique line of the thyroid cartilage, with insertion into the body of the hyoid bone, with nerve supply from the upper cervical nerve, and whose action moves the hyoid bone closer to the larynx.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.