maxillary process [L, maxilla, upper jaw, processus] , 1. the alveolar process of the upper jaw that contains the tooth sockets. 2. the frontal process that extends upward to articulate with the frontal and nasal bones. 3. the palatine process that helps form the hard palate. 4. the zygomatic process, or anterior surface, that articulates with the zygomatic bone.
