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  1. EFFECTIVENESS Definition & Meaning - Merriam-Webster

    The meaning of EFFECTIVENESS is the quality or state of being effective. How to use effectiveness in a sentence.

  2. Effectiveness - Wikipedia

    Effectiveness or effectivity[1] 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 …

  3. EFFECTIVENESS | English meaning - Cambridge Dictionary

    EFFECTIVENESS definition: 1. the degree to which something is effective: 2. how well a particular treatment or drug works…. Learn more.

  4. Effectiveness - definition of effectiveness by The Free Dictionary

    Define effectiveness. effectiveness synonyms, effectiveness pronunciation, effectiveness translation, English dictionary definition of effectiveness. adj. 1. a. Having an intended or …

  5. EFFECTIVENESS definition and meaning | Collins English Dictionary

    EFFECTIVENESS definition: productive of or capable of producing a result | Meaning, pronunciation, translations and examples

  6. effectiveness noun - Definition, pictures, pronunciation and usage ...

    Definition of effectiveness noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

  7. effectiveness, n. meanings, etymology and more | Oxford English …

    effectiveness, n. meanings, etymology, pronunciation and more in the Oxford English Dictionary

  8. effectiveness - Wiktionary, the free dictionary

    Nov 1, 2025 · Noun effectiveness (countable and uncountable, plural effectivenesses) The property of being effective, of achieving results.

  9. Effectiveness Meaning, Definition, Synonym & Antonym (2025)

    Jul 26, 2025 · ‘Effectiveness’ refers to the capability of achieving an intended or expected outcome. It indicates how well a task, method, or system works in practice, especially when …

  10. What does Effectiveness mean? - Definitions.net

    Effectiveness refers to the degree to which something is successful in producing a desired or intended result. It evaluates whether a task or activity is performed with minimum waste of …