trọng đại
[t͡ɕawŋ͡m˧˨ʔ ʔɗaːj˧˨ʔ]
In real, traceable use. Part of the curated seed collection; community review is coming.
Meaning · English
(adjective) major; important
Adjective
Where it’s used:
Used
Toàn quốc & hải ngoại · Vietnam-wide & diaspora
Examples
Cưới hỏi là chuyện trọng đại. Phải chọn ngày cho kĩ.Your wedding is the most important event of your life. You've got to take choosing the day seriously.
Hôm nay, ngày khai trương cửa hàng, là một ngày trọng đại.Today, our opening day, is a very big day for us.
Wiktionary example (CC BY-SA 4.0)
Sources & notes
Imported from Wiktionary (CC BY-SA 4.0, retrieved 2026-07-29); community review pending. source ↗
Common questions
What does “trọng đại” mean?
(adjective) major; important
Is “trọng đại” formal or informal?
No register label has been reviewed yet — treat it as neutral and check the usage notes above.