lúc đó
[lʊwk͡p̚˧˦ ʔɗɔ˧˦]
In real, traceable use. Part of the curated seed collection; community review is coming.
Meaning · English
(adverb) then; at that time; at that moment
Adverb
Where it’s used:
Used
Toàn quốc & hải ngoại · Vietnam-wide & diaspora
Examples
Lúc đó là khoảng chừng hai giờ đêm.Then it was about 2:00 o'clock in the morning.
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 “lúc đó” mean?
(adverb) then; at that time; at that moment
Is “lúc đó” formal or informal?
No register label has been reviewed yet — treat it as neutral and check the usage notes above.