► 名詞頭蓋骨  [(2)ずがいこつ]  [tech]    
meaning:  skull  rank: 3☆ 頭蓋骨骨折 ⇨ A skull fracture
More examples:- 頭蓋骨上部に外傷がある ⇨ There is an external injury at the upper part of the skull
 - 頭蓋骨の後部に骨折が有る ⇨ There is a fracture at the back of the skull
 - 頭蓋骨陥没骨折 ⇨ A depressed skull fracture