重大 (Juudai) is a Japanese na-adjective meaning “serious, important, significant, grave”.
Meanings
- na-adjective, nounserious; important; significant; grave; weighty
Examples
結婚は重大な問題だ。
Marriage is a serious matter.
彼は重大な発見をした。
He made an important discovery.
彼は重大な犯罪を犯した。
He committed a serious crime.
Sentences from Tatoeba (CC BY 2.0 FR).