強直性脊椎炎 きょうちょくせいせきついえん Meanings Noun ankylosing spondylitis Kanji 強 strong. Read as キョウ. 直 straight. Read as チョク. 性 nature. Read as セイ. 脊 spine. Read as セキ. 椎 vertebra. Read as ツイ. 炎 flame. Read as エン. Word lists Medicine Jinuma: Japanese Dictionary · Word lists