noun
maxilla; upper jawbone
Anatomical term for the bone forming the upper jaw.
上顎骨は顔面の中央に位置する骨です。
The maxilla is a bone located in the center of the face.
Refers to the lower jawbone (mandible), contrasting with 上顎骨 (upper jawbone).
Compound of 上 (じょう, 'upper') + 顎 (がく, 'jaw') + 骨 (こつ, 'bone').