• (a.) Of or pertaining to the hyoglossus muscle. • (a.) Pertaining to or connecting the tongue and hyodean arch; as, the hyoglossal membrane.
(hi″o-glos´әl) pertaining to the hyoid bone and tongue or to the hyoglossal muscle.
Hy`o·glos'sal adjective [ Hyo- + Greek ... tongue.] (Anat.) (a) Pertaining to or connecting the tongue and hyodean arch; as, the hyoglossal membrane. (b) Of or pertaining to the hyoglossus muscle. 
Type: Term Pronunciation: hī′ō-glos′ăl Definitions: 1. Relating to the hyoid bone and the tongue. Synonyms: glossohyal
hyoglossal 1. Referring to, or pertaining to, the hyoglossus muscle. 2. Relating to, or connecting, the tongue and hyodean arch; such as, the hyoglossal membrane.