upper jawbone

Also found in: Thesaurus, Medical, Encyclopedia, Wikipedia.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.upper jawbone - the jaw in vertebrates that is fused to the craniumupper jawbone - the jaw in vertebrates that is fused to the cranium
hard palate - the bony part of the roof of the mouth
intermaxillary suture, sutura intermaxillaris - the suture between the two maxillae of the upper jawbone
jaw - the part of the skull of a vertebrate that frames the mouth and holds the teeth
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
If the maxilla (upper jawbone) and mandible (lower jaw) are not fully developed forward and wide, the dimensions of your airway will be reduced.
Recently, an adult upper jawbone with teeth and stone tools (most of which are blades and objects with a sharpened point) were uncovered at the Misliya caves in Israel.
Closer comparison of the shin bone, upper jawbone, teeth, and partial tail vertebrae suggest to the authors that it may warrant a new species name, Torvosaurus gurneyi.

Full browser ?