Describes ideas, plans, or people that are grounded in reality and practical considerations, not just ideals.
His proposal is not realistic.
もっと現実的な目標を立てよう。
Let's set a more realistic goal.
You should think a bit more realistically about your future.
He proposed a more realistic solution.
I think that plan is unrealistic.
He became more realistic as he got older.
現実的 means practical or realistic, the opposite of the idealized, dreamy quality expressed by ロマンチック.