定石 じょうせき Meanings Noun standard practice; playing by the book; established tactic; formula joseki (jōseki); standard sequence of moves (esp. in a corner) Kanji 定 fix. Read as ジョウ. 石 stone. Read as セキ. Example sentences それは定石通りというだけで、手を抜いたわけではないのです。That's just standard practise, it's not like they're cutting corners. Jinuma: Japanese Dictionary · Word lists