口こう腔くう病びょう理り学がくMeaningsNoun1. oral pathologyKanji used口mouth腔body cavity病illness理logic学studyComposed of口こう腔くうoral cavity; mouthNoun病びょう理りpathologyNoun学がくlearning; scholarship; study; erudition; knowledge; education; study of ...; -ology; -icsNoun