ˈhīˌȯid adjective
also hy·oi·dal (ˈ)hī|ȯid ə l ; or hy·oi·de·an -dēən
Etymology: hyoid from New Latin hyoides hyoid bone; hyoidal from hyoid + -al; hyoidean from New Latin hyoides + English -an
1. : of, relating to, or being the hyoid bone
2. : of, relating to, or being the second postoral visceral arch from which the hyoid bone of higher vertebrates is in part formed