Tiếng Việt · Word Attested

mở

[məː˧˩]

In real, traceable use. Part of the curated seed collection; community review is coming.

Sense 1

Both English Tiếng Việt

Meaning · English

(verb) to open, be open (a door, lid, path, source code)

Nghĩa · Tiếng Việt

mở ra, đang mở

Machine-translated — suggest a fix

Where it’s used: Used Toàn quốc & hải ngoại · Vietnam-wide & diaspora

mở cửa phòngto open the door to a room

mở nắp hộpto open the lid of a jar (box)

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 ↗

Both English Tiếng Việt

Meaning · English

(verb) to unfold, expand, open up

Nghĩa · Tiếng Việt

mở rộng, triển khai

Machine-translated — suggest a fix

Mở tờ báo ra xem.Open the newspaper and you'll see.

mở víto open a wallet (purse)

Wiktionary example (CC BY-SA 4.0)

Both English Tiếng Việt

Meaning · English

(verb) to turn on, start up (a computer, light, fan)

Nghĩa · Tiếng Việt

bật, khởi động

Machine-translated — suggest a fix

mở đài nghe tin.to turn on the news (on the television)

mở quạt điệnto turn on an electric fan

Wiktionary example (CC BY-SA 4.0)

What does “mở” mean?

(verb) to open, be open (a door, lid, path, source code)

Is “mở” formal or informal?

No register label has been reviewed yet — treat it as neutral and check the usage notes above.