精密 せいみつ Meanings な-adjective, Noun precise; exact; detailed; accurate; minute; close Kanji 精 spirit. Read as セイ. 密 dense. Read as ミツ. Words containing 精密 精密検査 (せいみつけんさ) thorough checkup 精密機器 (せいみつきき) precision equipment 精密機械 (せいみつきかい) precision instrument or machine And 13 more. Word lists JLPT N1 Jinuma: Japanese Dictionary · Word lists