effectiveness
//ɪˈfɛk.tɪv.nɪs//
formalForms
- Plural
- effectivenesses
Definitions
1.The property of being effective, of achieving results.
- The effectiveness of the drug was well established.
2.The capacity or potential for achieving results.
- 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.
3.The degree to which something achieves results.
- He questioned the effectiveness of the treatment.
Frequency
Overall
Uncommon· #3898
By learning goal
- Everyday conversation
- Rare
- General reading & writing
- Uncommon
- Academic
- Uncommon
- Literature
- Rare
Related words
Word family
Etymology
Etymology tree
Proto-Indo-European *h₁éǵʰ
Proto-Indo-European *-s
Proto-Indo-European *h₁éǵʰs
Proto-Italic *eks
Latin ex
Latin ef-
Proto-Indo-European *dʰeh₁-
Proto-Indo-European *dʰeh₁k-
Proto-Indo-European *-yéti
Proto-Indo-European *dʰh₁kyéti
Proto-Italic *θakjō
Proto-Italic *fakjō