anterior intraoccipital synchondrosis

an·te·ri·or in·tra·oc·cip·i·tal syn·chon·dro·sis

[TA] cartilaginous union in the newborn between the lateral and the basilar portions of the occipital bone. Synonym(s): synchondrosis intraoccipitalis anterior [TA], anterior intraoccipital joint