Precise, exact, or detailed; describing something made or measured with very small tolerances (e.g., precision instruments).
精密な機械部品は温度変化に敏感だ。
Precision machine parts are sensitive to temperature changes.
この器具は精密な測定に使われる。
This instrument is used for precise measurements.
精密検査の結果、異常は見つからなかった。
As a result of the detailed inspection, no abnormalities were found.