'Maxillary' definitions:

Definition of 'maxillary'

From: WordNet
adjective
Of or relating to the upper jaw
noun
The jaw in vertebrates that is fused to the cranium [syn: upper jaw, upper jawbone, maxilla, maxillary]

Definition of 'Maxillary'

From: GCIDE
  • Maxillar \Max"il*lar\, Maxillary \Max"il*la*ry\, 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]