軟骨無形成症 なんこつむけいせいしょう Meanings Noun achondroplasia Kanji 軟 supple. Read as ナン. 骨 bone. Read as コツ. 無 without 形 shape. Read as ケイ. 成 become. Read as セイ. 症 symptom. Read as ショウ. Word lists Medicine Jinuma: Japanese Dictionary · Word lists