cricoarytenoid UK /ˌkɹʌɪ.kəʊ.a.ɹɪˈtiː.nɔɪd/US /ˌkɹaɪ.koʊˌæɹ.əˈtiˌnɔɪd/adjective 2noun 1forms 1 adjective2 •Of or relating to the cricoid and arytenoid cartilages. •Of or relating to the cricoarytenoid muscle. noun1 •Ellipsis of cricoarytenoid muscle. formscricoarytenoids