顔がん面めん骨こつMeanings1nounfacial boneAnatomical term referring to any of the bones that make up the face, such as the maxilla, zygomatic bone, or mandible.事じ故こで顔がん面めん骨こつを骨こっ折せつした。I fractured a facial bone in the accident.顔がん面めん骨こつの構こう造ぞうを学まなぶ。Study the structure of the facial bones.