51³Ō¹Ļ

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View synonyms for

effective

[ih-fek-tiv, ee-fek‐]

adjective

  1. adequate to accomplish a purpose; producing the intended or expected result.

    effective teaching methods; effective steps toward peace.

    Synonyms: ,
    Antonyms: ,
  2. actually in operation or in force; functioning.

    The law becomes effective at midnight.

  3. producing a deep or vivid impression; striking.

    an effective photograph.

  4. prepared and available for service, especially military service.



noun

  1. a member of the armed forces fit for duty or active service.

  2. the effective total of a military force.

effective

/ ɪˈ“ŚÉ›°ģ³ŁÉŖ±¹ /

adjective

  1. productive of or capable of producing a result

  2. in effect; operative

    effective from midnight

  3. producing a striking impression; impressive

    an effective entrance

  4. (prenominal) actual rather than theoretical; real

    the effective income after deductions

  5. (of a military force, etc) equipped and prepared for action

  6. physics (of an alternating quantity) having a value that is the square root of the mean of the squares of the magnitude measured at each instant over a defined period of time, usually one cycle See also root mean square

ā€œCollins English Dictionary — Complete & Unabridgedā€ 2012 Digital Edition Ā© William Collins Sons & Co. Ltd. 1979, 1986 Ā© HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

noun

  1. a serviceman who is equipped and prepared for action

ā€œCollins English Dictionary — Complete & Unabridgedā€ 2012 Digital Edition Ā© William Collins Sons & Co. Ltd. 1979, 1986 Ā© HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Other 51³Ō¹Ļ Forms

  • effectively adverb
  • effectiveness noun
  • effectivity noun
  • preeffective adjective
  • quasi-effective adjective
  • subeffective adjective
  • supereffective adjective
  • uneffective adjective
  • ±š“ŚĖˆ“ڱ𳦳پ±±¹±š²Ō±š²õ²õ noun
  • ±š“ŚĖˆ“ڱ𳦳پ±±¹±š±ō²ā adverb
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51³Ō¹Ļ History and Origins

Origin of effective1

First recorded in 1350–1400; Middle English from Latin ±š“ړڱ𳦳ŁÄ«±¹³Ü²õ ā€œpractical,ā€ equivalent to effect(us), past participle of efficere ( effect ) + -Ä«±¹³Ü²õ adjective suffix ( -ive )
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Synonym Study

operative. telling.
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Example Sentences

Examples have not been reviewed.

The SNP has long rejected calls to end its effective ban, saying investment would be "better placed in areas of renewable energy".

From

ā€œWe do our darndest to deliver safe, effective, high-quality care in these scenarios, but we run into limits there,ā€ he said.

From

But this has been rendered less effective by falling energy prices.

From

"If you've got money and you don't feel that the police are effective, then it's no surprise if you decide to use your resources to keep your family safe," he says.

From

He was the most effective dribbler of all Bundesliga players last season, both in terms of volume and accuracy while carrying the ball.

From

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When To Use

What are other ways to sayĢżeffective?

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.

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effecteffective current