Exactly correct; precise and accurate, with little or no error or deviation.
彼の分析は的確で、問題の本質をすぐに見抜いた。
His analysis was precise and he quickly saw the heart of the problem.
的確な指示がなければ、作業はうまく進まない。
Without precise instructions, the work won't proceed smoothly.
その描写は的確に状況を表している。
That description accurately represents the situation.