English · Word Candidate

effectiveness

/ɪˈfɛk.tɪv.nɪs/

Proposed by a contributor, not yet supported by evidence.

Also seen as: effectivenesses

Sense 1

Both English Tiếng Việt

Meaning · English

The property of being effective, of achieving results.

Nghĩa · Tiếng Việt

tính hiệu quả, đạt được kết quả

Machine-translated — suggest a fix

Noun

Examples

The effectiveness of the drug was well established.

Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01)

Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).

Sense 2

Both English Tiếng Việt

Meaning · English

The capacity or potential for achieving results.

Nghĩa · Tiếng Việt

khả năng đạt được kết quả

Machine-translated — suggest a fix

Noun

Examples

The problem with these precedents is that the Security Council did not authorize intervention in Syria, and an intervention there will thus harm, not help, the Council’s credibility and effectiveness.

Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01)

Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).

Common questions

What does “effectiveness” mean?

The property of being effective, of achieving results.

Is “effectiveness” formal or informal?

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

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