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effectiveness - 3 dictionary results

ef⋅fec⋅tive

  [i-fek-tiv]
Use effectiveness in a Sentence
–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

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.

Antonyms:
1. futile, useless.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
Cite This Source Link To effectiveness
ef·fec·tive   (ĭ-fěk'tĭv)   
adj.  
    1. Having an intended or expected effect.
    2. Producing a strong impression or response; striking: gave an effective performance as Othello.
  2. Operative; in effect: The law is effective immediately.
  3. Existing in fact; actual: a decline in the effective demand.
  4. Prepared for use or action, especially in warfare.
n.  A soldier or a piece of military equipment that is ready for combat: "The 'company' was no more than two platoons of effectives" (Tom Clancy).
ef·fec'tive·ness, ef'fec·tiv'i·ty n.
Synonyms: These adjectives mean producing or capable of producing a desired effect: an effective reprimand; an effectual complaint; an efficacious remedy; the efficient cause of the revolution.
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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Effectiveness

Ef*fect"ive*ness\, n. The quality of being effective.
Webster's Revised Unabridged Dictionary, © 1996, 1998 MICRA, Inc.
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