骨化 こっか noun (common) (futsuumeishi) noun or participle which takes the aux. verb suru intransitive verb 骨化こっか Noun Irregular Intransitive English JMdict (multilingual) 1 noun (common) (futsuumeishi) noun or participle which takes the aux. verb suru intransitive verb ossification 漢字 kanji used 骨 skeleton, bone 10画 化 change, take the form of 4画
骨化こっか Noun Irregular Intransitive English JMdict (multilingual) 1 noun (common) (futsuumeishi) noun or participle which takes the aux. verb suru intransitive verb ossification