{ } a. [ L. maxillaris, fr. maxilla jawbone, jaw: cf. F. maxillaire. ] 1. (Anat.) Pertaining to either the upper or the lower jaw, but now usually applied to the upper jaw only. -- n. The principal maxillary bone; the maxilla. [ 1913 Webster ]
2. (Zool.) Of or pertaining to a maxilla. [ 1913 Webster ]