JLPT N1 Vocabulary 中枢 (chuusuu) centre, pivot, mainstay, nucleus, backbone, central figure, pillar, key man JLPT N1 Learning Done Flashcards Recall mode Meaning 中枢 (ちゅうすう, chuusuu) is a JLPT N1 vocabulary word meaning “centre, pivot, mainstay, nucleus, backbone, central figure, pillar, key man”. Kanji in this word 中 in 枢 hinge ← Previous一見 All N1 vocabulary Next →傑