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merriam-webster.com article

EFFECTIVE Definition & Meaning

https://www.merriam-webster.com/dictionary/effective

efficacious suggests possession of a special quality or virtue that gives effective power. a detergent that is efficacious in removing grease effective, effectual, efficient, efficacious mean producing or capable of producing a result. effective stresses the actual production of or the power to produce an effect. effectual suggests the accomplishment of a desired result especially as viewed after the fact. [...] effective stresses the actual production of or the power to produce an effect. an effective rebuttal effectual suggests the accomplishment of a desired result especially as viewed after the fact. the measures to stop the pilfering proved effectual efficient suggests an acting or a potential for action or use in such a way as to avoid loss or waste of energy in effecting, producing, or functioning. an efficient small car [...] Effective typically describes things—such as policies, treatments, arguments, and techniques—that do what they are intended to do. People can also be described as effective when they accomplish what they set out to accomplish, but the word is far more often applied to things.

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dictionary.com article

EFFECTIVE Definition & Meaning

https://www.dictionary.com/browse/effective

If your email outlining a plan to reduce office paper waste resulted in a 20 percent reduction in paper use, that means your plan was effective: it did what you wanted it to do. The adjective effective has many shades of meaning, but you'll usually see it describing something that's able to produce a desired goal. Effective traces back to the Latin word effectivus, from efficere, meaning “work out, accomplish,” and that meaning still holds true. Something effective gets the job done. As [...] ## Usage What are other ways to say effective? The adjective effective describes things that are adequate to accomplish a purpose, or that produce the intended or expected result. But effective isn’t quite the same as effectual, efficacious, or efficient! Find out why on Thesaurus.com. ## Synonym Usage operative. telling. ## Other Word Forms effectiveness noun effectivity noun preeffective adjective quasi-effective adjective subeffective adjective supereffective [...] Dictionary.com Thesaurus.com Synonyms # effective American [ih-fek-tiv, ee-fek‐] / ɪˈfɛk tɪv, iˈfɛk‐ / 1. adequate to accomplish a purpose; producing the intended or expected result. > effective teaching methods; effective steps toward peace. Synonyms: : competent, capable Antonyms: : useless, futile 2. actually in operation or in force; functioning. > The law becomes effective at midnight. 3. producing a deep or vivid impression; striking.

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thesaurus.com article

EFFECTIVE Synonyms & Antonyms - 118 words

https://www.thesaurus.com/browse/effective

From The Wall Street Journal ● Jul. 30, 2026 Logo link to The Wall Street Journal Such long-lasting events worsen the stress heat puts on people’s bodies, and so does humidity, which can also render some solutions like taking cover in the shade less effective, Turner said. From Los Angeles Times ● Jul. 30, 2026 Logo link to Los Angeles Times Scientists hope this will lead to more effective fertility treatments. From "Boy 2.0" by Tracey Baptiste ### Related Words [...] Logo link to BBC “I wish they were more popular. It’s really hard to get education out there on healthcare benefits. There’s no effective way that showcases how to make good use of those funds,” Walsh said. From MarketWatch ● Jul. 31, 2026 Logo link to MarketWatch According to Robert McClelland, senior fellow at the Tax Policy Center, a think tank, the highest effective rate—the amount of tariffs collected divided by the total value of imports—was 3% in Trump’s first term. [...] ### Related Words Words related to effective are not direct synonyms, but are associated with the word effective. Browse related words to learn more about word associations. ## Vocabulary lists containing effective Vocabulary.com ### "Diary of a Wimpy Kid" by Jeff Kinney Looking to grow your vocabulary? Check out this interactive, curated word list from our team of English language specialists at Vocabulary.com – one of over 17,000 lists we've built to help learners worldwide!

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collinsdictionary.com article

EFFECTIVE definition in American English

https://www.collinsdictionary.com/us/dictionary/english/effective

SYNONYMS 1. capable, competent. effective, effectual, efficacious, efficient refer to that which is able to produce a (desired) effect. effective is applied to that which has the power to, or which actually does, produce an effect: an effective action, remedy, speech.effectual is used esp. of that which produces the effect desired or intended, or a decisive result: An effectual bombardment silenced the enemy.efficacious suggests the capability of achieving a certain end: an efficacious plan, [...] efficacious plan, medicine.efficient (applied also to persons) implies the skillful use of energy or industry to accomplish desired results with little waste of effort: efficient methods; an efficient manager.2. operative. 3. telling.ANTONYMS 1. futile, useless. [...] SYNONYMY NOTE: effective is applied to that which produces a definite effect or result [an effective speaker]; efficacious refers to that which is capable of producing the desired effect or result [an efficacious remedy]; effectual specifically implies the production of the desired effect or result in a decisive manner [an effectual reply to his charge]; efficient implies skill and economy of energy in producing the desired result and is often applied to persons [an efficient worker]

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grammarly.com article

Affective vs. Effective: What's the Difference?

https://www.grammarly.com/blog/commonly-confused-words/affective-vs-effective

When you want to say that something you’re doing is causing results, you can say that it’s effective. Specifically, something is effective when it produces the results you want. And that’s a very appropriate way to define effective, because we get the adjective from the noun effect—a result. It’s not too hard to remember the difference between affective and effective. You just have to use a small upside-down mnemonic device—when it comes to affective and effective, a is for emotion, and e is [...] Is affective just another word for effective? Are the two words similar and entangled in the way the verbs affect and effect are? No, affective is not just another word for effective. And affective and effective are not derived from the verbs affect and effect. They come from the nouns affect and effect. Affective is usually used in the field of psychology and addresses emotions and feelings. Effective is common in everyday language to describe something that produces a desired result. [...] —Forbes Twitter’s rights to the MLB and NHL games are effective immediately. —Variety Your writing, at its best. Works on all your favorite websites iPhone and iPad KeyboardAndroid KeyboardChrome BrowserSafari BrowserFirefox BrowserEdge BrowserWindows OSMicrosoft Office Related Articles

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dictionary.cambridge.org article

EFFECTIVE | definition in the Cambridge English Dictionary

https://dictionary.cambridge.org/us/dictionary/english/effective

## effective | Business English Your browser doesn't support HTML5 audio Your browser doesn't support HTML5 audio ## Examples of effective ## Translations of effective Get a quick, free translation! ## Browse {{randomImageQuizHook.quizId}} {{randomImageQuizHook.quizId}} ## More meanings of effective Word of the Day frenemy Your browser doesn't support HTML5 audio Your browser doesn't support HTML5 audio a person who pretends to be your friend but is in fact an enemy [...] Biding your time and bottling it (Newspaper idioms) Blog Biding your time and bottling it (Newspaper idioms) <p>tasteslop New Words tasteslop AI icon AI icon cdo logo cdo logo cdo logo cdo logo ## Learn more with +Plus ## Learn more with +Plus Cambridge Dictionary Cambridge Dictionary To add effective to a word list please sign up or log in. Add effective to one of your lists below, or create a new one. {{message}} {{message}} Something went wrong. {{message}} {{message}} [...] Cambridge Dictionary AI icon Cambridge Dictionary Online # Meaning of effective in English Your browser doesn't support HTML5 audio Your browser doesn't support HTML5 audio ### effective adjective (SUCCESSFUL) ### effective adjective (IN FACT) ### effective adjective (IN USE) ### Related word ### Grammar ## effective | Intermediate English Your browser doesn't support HTML5 audio ### effective adjective (PRODUCING RESULTS) ### effective adjective (IN USE)

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