ối

[ʔoj˧˦] 🎙 Say it

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

Sense 1

Meaning · English

(noun) amniotic fluid

Nghĩa · Tiếng Việt

dịch ối

Machine-translated — suggest a fix

Register: informal

Sources & notes

Imported from Wiktionary (CC BY-SA 4.0, retrieved 2026-07-29); community review pending. source ↗

Sense 2

Meaning · English

(adjective) plentiful; abundant

Nghĩa · Tiếng Việt

dồi dào; phong phú

Machine-translated — suggest a fix

Register: informal

Sense 3

Meaning · English

(interjection) An expression of surprise

Nghĩa · Tiếng Việt

bất ngờ

Machine-translated — suggest a fix

Register: informal

Where it’s used: Used Miền Bắc · Northern Vietnam • Wiktionary labels this sense “Northern”

Common questions

What does “ối” mean?

(noun) amniotic fluid

Is “ối” formal or informal?

ối is generally informal.

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