Definition of effectiveness in English:

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Pronunciation: /iˈfektivnəs/


The degree to which something is successful in producing a desired result; success: the effectiveness of the treatment
More example sentences
  • Such constraints restrict the effectiveness of all humanitarian interventions.
  • Assessments of effectiveness would be done during the period and at the end of the phase.
  • They have been put in place over centuries to protect the effectiveness of the fighting force.
success, productiveness, potency, power;
benefit, advantage, value, virtue, usefulness
formal efficacy

For editors and proofreaders

Syllabification: ef·fec·tive·ness

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