effectiveness

名词 n.
中文释义

英文释义

名词 n.
  1. The property of being effective, of achieving results. countable,uncountable
    — The effectiveness of the drug was well established.
  2. The capacity or potential for achieving results. countable,uncountable
    — 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. countable,uncountable
    — He questioned the effectiveness of the treatment.

词形变化

effectivenesses plural

词汇关系

衍生词
bioeffectiveness cost-effectiveness
相关词
effect effective effectivity effector effectual effectuate efficacious efficacity efficacy efficiency efficient

词源

Etymology tree
Proto-Indo-European *h₁éǵʰ
Proto-Indo-European *-s
Proto-Indo-European *h₁éǵʰs
Proto-Italic *eks
Latin ex
Latin ef-
Proto-Indo-European *dʰeh₁k-
Proto-Indo-European *-yéti
Proto-Indo-European *dʰh₁kyéti
Proto-Italic *θakjō
Proto-Italic *fakjō
Latin faciō
Latin efficiō
Proto-Indo-European *-wós
Proto-Indo-European *-iHwósder.
Latin -īvus
Latin effectivusbor.
French effectifder.
English effective
Proto-Germanic *-in-
Proto-Indo-European *-h₂
Proto-Indo-European *-éh₂
Proto-Indo-European *-yéti
Proto-Indo-European *-eh₂yéti
Proto-Indo-European *-h₂ti
Proto-Germanic *-ōną
Proto-Germanic *-inōną
Proto-Indo-European *-dyé-
Proto-Germanic *-atjaną
Proto-Indo-European *-tus
Proto-Germanic *-þuz
Proto-Germanic *-assuz
Proto-Germanic *-inassuz
Proto-West Germanic *-nassī
Old English -nes
Middle English -nesse
English -ness
English effectiveness
From effective + -ness.
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