中空 ちゅうくう Also written なかぞら Meanings の-adjective, Noun hollow Noun, の-adjective mid-air; air; sky Kanji 中 middle. Read as チュウ. 空 sky. Read as クウ. Words containing 中空 中空壁 (ちゅうくうかべ) hollow walls Jinuma: Japanese Dictionary · Word lists