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1. Dictionary

   Ef·fec·tive·ness

   /əˈfektivnəs/

   

   noun

   • 1. the degree to which something is successful in producing a desired result; success: "the effectiveness of the treatment"

   Scrabble Points: 24

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2. en.wikipedia.org › wiki › EffectivenessEffectiveness - Wikipedia

   en.wikipedia.org › wiki › Effectiveness

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   Effectiveness or effectivity is the capability of producing a desired result or the ability to produce desired output. When something is deemed effective, it means it has an intended or expected outcome, or produces a deep, vivid impression.

3. www.oxfordlearnersdictionaries.com › definition › englisheffectiveness noun - Definition, pictures, pronunciation and...

   www.oxfordlearnersdictionaries.com › definition › english

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   the fact of producing the result that is wanted or intended; the fact of producing a successful result. Want to learn more? Definition of effectiveness noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

4. www.thefreedictionary.com › effectivenessEffectiveness - definition of effectiveness by The Free ...

   www.thefreedictionary.com › effectiveness

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   1. a. Having an intended or expected effect. b. Producing a strong impression or response; striking: gave an effective performance as Othello. 2. Operative; in effect: The law is effective immediately. 3. Existing in fact; actual: a decline in the effective demand. 4. Prepared for use or action, especially in combat. n.

5. www.vocabulary.com › dictionary › effectivenessEffectiveness - Definition, Meaning & Synonyms | Vocabulary.com

   www.vocabulary.com › dictionary › effectiveness

   noun. power to be effective; the quality of being able to bring about an effect. synonyms: effectivity, effectuality, effectualness. see more. noun. capacity to produce strong physiological or chemical effects. synonyms: potency, strength. see more. Pronunciation. US. /ɪˈfɛkɾɪvnɪs/ UK. /əˈfɛktɪvnɪs/ Cite this entry. Style: MLA. "Effectiveness."

6. dictionary.cambridge.org › dictionary › englishEFFECTIVE | English meaning - Cambridge Dictionary

   dictionary.cambridge.org › dictionary › english

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   EFFECTIVE definition: 1. successful or achieving the results that you want: 2. (used about a treatment or drug) working…. Learn more.

7. www.oed.com › dictionary › effectiveness_neffectiveness, n. meanings, etymology and more - Oxford English ...

   www.oed.com › dictionary › effectiveness_n

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   effectiveness noun. Factsheet. Etymology. Meaning & use. Pronunciation. Forms. Frequency. Compounds & derived words. Factsheet. What does the noun effectiveness mean? There is one meaning in OED's entry for the noun effectiveness. See ‘Meaning & use’ for definition, usage, and quotation evidence. See meaning & use.

8. www.vocabulary.com › dictionary › effectiveEffective - Definition, Meaning & Synonyms | Vocabulary.com

   www.vocabulary.com › dictionary › effective

   having great power or force or potency or effect. useful, utile. being of use or service. see more. adjective. works well as a means or remedy.