effectiveness

noun (n)

1. power to be effective; the quality of being able to bring about an effect (noun.attribute)

   Sinonim: effectivity, effectuality, effectualness

   Antonim: ineffectiveness, ineffectuality, ineffectualness

   Sumber: wordnet30

2. capacity to produce strong physiological or chemical effects (noun.attribute)

   Sinonim: potency, strength

   Sumber: wordnet30

3. The quality of being effective. (noun)

   Sumber: webster1913