Definition of effectiveness in English:


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  • The degree to which something is successful in producing a desired result; success.

    ‘the effectiveness of the treatment’
    • ‘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.’
    • ‘What it may lack in song structure it makes up for in real, tangible, effectiveness.’
    • ‘He would argue that their effectiveness depends on the support of major powers.’
    success, successfulness, efficacy, productiveness, fruitfulness, potency, power
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/iˈfektivnəs/ /ɪˈfɛktɪvnəs/