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Synonyms
effective - 7 dictionary results
ef⋅fec⋅tive
[i-fek-tiv]
–adjective
| 1. | adequate to accomplish a purpose; producing the intended or expected result: effective teaching methods; effective steps toward peace. |
| 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, esp. military service. |
–noun
| 5. | a member of the armed forces fit for duty or active service. |
| 6. | the effective total of a military force. |
Origin:
1350–1400; ME < L effectīvus practical, equiv. to effect(us), ptp. of efficere (see effect ) + -īvus -ive
1350–1400; ME < L effectīvus practical, equiv. to effect(us), ptp. of efficere (see effect ) + -īvus -ive

Related forms:
ef⋅fec⋅tive⋅ly, adverb
ef⋅fec⋅tive⋅ness, ef⋅fec⋅tiv⋅i⋅ty, noun
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, 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.
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, 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.
1. futile, useless.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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Based on the Random House Dictionary, © Random House, Inc. 2009.
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Link To effective
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
Cite This Source
Effective
Ef*fect"ive\, a. [L. effectivus: cf. F. effectif.] Having the power to produce an effect or effects; producing a decided or decisive effect; efficient; serviceable; operative; as, an effective force, remedy, speech; the effective men in a regiment. They are not effective of anything, nor leave no work behind them. --Bacon. Whosoever is an effective, real cause of doing his heighbor wrong, is criminal. --Jer. Taylor. Syn: Efficient; forcible; active; powerful; energetic; competent. See Effectual.Effective
Ef*fect"ive\, n. 1. That which produces a given effect; a cause. --Jer. Taylor. 2. One who is capable of active service. He assembled his army -- 20,000 effectives -- at Corinth. --W. P. Johnston. 3. [F. effectif real, effective, real amount.] (Com.) Specie or coin, as distinguished from paper currency; -- a term used in many parts of Europe. --Simmonds.Effective
Ef*fect"ive\, n. The serviceable soldiers in a country; an army or any military body, collectively; as, France's effective.
Webster's Revised Unabridged Dictionary, © 1996, 1998 MICRA, Inc.
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Language Translation for : effective
Spanish:
eficaz,
German:
wirkungsvoll,
Japanese:
効果的な
Main Entry: ef·fec·tive
Function: adjective
1 : producing a desired effect
2 : capable of bringing about an effect <effective assistance of counsel> —see also INEFFECTIVE ASSISTANCE OF COUNSEL
3 : being in effect
4 of a rate of interest : equal to the rate of simple interest that yields the same amount when the rate is paid once at the end of the interest period as a quoted rate of interest does when calculated at compound interest over the same period —compare NOMINAL —ef·fec·tive·ness noun
Merriam-Webster's Dictionary of Law, © 1996 Merriam-Webster, Inc.
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Main Entry: ef·fec·tive
Pronunciation: i-'fek-tiv
Function: adjective
: producing a decided, decisive, claimed, or desired effect
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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