na-adjective
substantial; real; in substance
Used to describe something that is effectively or practically the case, even if not in name or form. Often contrasted with 名目的 (nominal).
Antonyms: 名目的 (めいもくてき)
彼は名目上の社長だが、実質的な決定権はない。
He is the nominal president, but he has no real decision-making power.
この改革は実質的な効果をもたらさなかった。
This reform did not bring about any substantial effect.