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  1. EFFECTIVE Definition & Meaning - Merriam-Webster

    6 days ago · The meaning of EFFECTIVE is producing a decided, decisive, or desired effect. How to use effective in a sentence. Comparing <span class='mwtparahw'>Efficient</span ...

  2. EFFECTIVE | English meaning - Cambridge Dictionary

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

  3. EFFECTIVE Synonyms: 196 Similar and Opposite Words | Merriam-Webster ...

    2 days ago · Synonyms for EFFECTIVE: efficient, productive, potent, adequate, efficacious, effectual, operative, useful; Antonyms of EFFECTIVE: ineffective, useless, inefficient ...

  4. 110+ Synonyms for Effective with Meanings and Examples

    Jan 21, 2026 · Discover 110+ synonyms for effective with meanings and examples to improve your vocabulary, writing clarity, and everyday communication.

  5. Effective - Minecraft Mod - Modrinth

    Fabric client-side mod designed to improve Minecraft's ambience through particles, visual effects and sounds

  6. EFFECTIVE | definition in the Cambridge English Dictionary

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

  7. Effective - definition of effective by The Free Dictionary

    Define effective. effective synonyms, effective pronunciation, effective translation, English dictionary definition of effective. producing the intended result: Her effective speech caused many to volunteer.; …

  8. 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 …

  9. effective - WordReference.com Dictionary of English

    ef•fec•tive (i fek′ tiv), adj. adequate to accomplish a purpose; producing the intended or expected result: effective teaching methods; effective steps toward peace. actually in operation or in force; …

  10. effective - Wiktionary, the free dictionary

    2 days ago · effective (comparative more effective, superlative most effective) Having the power to produce a required effect or effects.