effectiveness
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tɪv 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, especially military service.
noun
5.
a member of the armed forces fit for duty or active service.
6.
the effective total of a military force.
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Effectiveness
is always a great word to know.
So is zedonk. Does it mean:
| the offspring of a zebra and a donkey. |
| an extraordinary or unusual thing, person, or event; an exceptional example or instance. |
Origin:
1350–1400; Middle English < Latin effectīvus practical, equivalent to effect(us), past participle of efficere (see effect) + -īvus -ive
1350–1400; Middle English < Latin effectīvus practical, equivalent to effect(us), past participle of efficere (see effect) + -īvus -ive
Related forms
ef·fec·tive·ly, adverb
ef·fec·tive·ness, ef·fec·tiv·i·ty, noun
pre·ef·fec·tive, adjective
pre·ef·fec·tive·ly, adverb
qua·si-ef·fec·tive, adjective
qua·si-ef·fec·tive·ly, adverb
sub·ef·fec·tive, adjective
sub·ef·fec·tive·ly, adverb
sub·ef·fec·tive·ness, noun
su·per·ef·fec·tive, adjective
su·per·ef·fec·tive·ly, adverb
su·per·ef·fec·tive·ness, noun
un·ef·fec·tive, adjective
un·ef·fec·tive·ly, adverb
un·ef·fec·tive·ness, 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 especially 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 especially 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. 2013.
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Based on the Random House Dictionary, © Random House, Inc. 2013.
Cite This Source
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Link To effectiveness
Collins
World English Dictionary
effective (ɪˈfɛktɪv) ![[Click for IPA pronunciation guide]](http://static.sfdict.com/dictstatic/g/d/dictionary_questionbutton_default.gif) | |
| —adj | |
| 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 See also root mean square (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 |
| —n | |
| 7. | a serviceman who is equipped and prepared for action |
| ef'fectively | |
| —adv | |
| ef'fectiveness | |
| —n | |
| effective (ɪˈfɛktɪv) | |
| —adj | |
| 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 See also root mean square (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 |
| —n | |
| 7. | a serviceman who is equipped and prepared for action |
| ef'fectively | |
| —adv | |
| ef'fectiveness | |
| —n | |
Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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Etymonline
Online Etymology Dictionary, © 2010 Douglas Harper
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Example sentences
Um, you need good information about which medical interventions work, and how well they work: comparative effectiveness research.
The feasibility and effectiveness of the technique is uncertain.
The survey found large-scale faculty engagement with online teaching but also broad suspicion about its effectiveness.
Nonetheless, some engineers have tweaked the vertical turbine designs to improve their efficiency and cost-effectiveness.
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