The Collaborative International Dictionary
Thyroarytenoid
Thyroarytenoid \Thy`ro*a*ryt"e*noid\, a. (Anat.) Of or pertaining to both the thyroid and arytenoid cartilages of the larynx.
Wiktionary
thyroarytenoid
a. (cx anatomy English) Of or pertaining to both the thyroid and arytenoid cartilages of the larynx. n. (cx anatomy English) A broad, thin muscle that forms the body of the vocal fold and supports the wall of the ventricle and its appendix. It serves to relax the vocal folds.