口腔乾燥症 こうくうかんそうしょう Meanings Noun xerostomia; dry mouth Kanji 口 mouth. Read as コウ. 腔 body cavity. Read as コウ. 乾 dry. Read as カン. 燥 parch. Read as ソウ. 症 symptom. Read as ショウ. Word lists Medicine Jinuma: Japanese Dictionary · Word lists