What does effectiveness mean?
Effectiveness means The property of being effective, of achieving results..
/ɪˈfɛk.tɪv.nɪs/ · noun
The property of being effective, of achieving results..
The effectiveness of the drug was well established.
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.
He questioned the effectiveness of the treatment.
United were having more possession but a sign of the effectiveness of Liverpool's defence was that it took the visitors 76 minutes to force Mignolet into serious action, when he dived to punch away a shot from substitute Nani.
Choose a synonym only when it preserves the intended meaning, tone, and grammar of the full sentence.
Effectiveness means The property of being effective, of achieving results..
Common synonyms include potency, strength, effectivity, effectuality.
Possible antonyms include ineffectiveness, ineffectualness, ineffectuality.
The effectiveness of the drug was well established.
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