tác dụng

[taːk̚˧˦ zʊwŋ͡m˧˨ʔ]

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

Sense 1

Meaning · English

(noun) an effect (one someone or something) or efficacy

Nghĩa · Tiếng Việt

hiệu quả, tác động

Machine-translated — suggest a fix

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

Examples

tác dụng phụa side effect
"Lờn thuốc" có nghĩa là uống thuốc mà không thấy có tác dụng."Resistance" to a drug means that the drug hardly has any effect.

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 ↗

Sense 2

Meaning · English

(verb) to react

Nghĩa · Tiếng Việt

phản ứng

Machine-translated — suggest a fix

Common questions

What does “tác dụng” mean?

(noun) an effect (one someone or something) or efficacy

Is “tác dụng” formal or informal?

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