clear; precise; definite; distinct
inaccurate; indistinct; imprecise; unclear; indecisive
目標を明確にすることが大切だ。
It's important to make your goals clear.
明確な答えがまだ出ていない。
A clear answer has not come out yet.
彼の説明は明確でわかりやすい。
His explanation is clear and easy to understand.