Definitions for effectiveness

This page provides all possible meanings and translations of the word effectiveness

Random House Webster's College Dictionary

ef•fec•tive*ɪˈfɛk tɪv(adj.)

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

    effective teaching methods.

  2. in operation or in force; functioning; operative:

    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.

    Category: Military

  5. (n.)a member of the armed forces fit for duty or active service.

    Category: Military

* Syn: effective , effectual , efficacious , efficient refer to that which produces or is able to produce an effect. effective is applied to something that produces a desired or expected effect, often a lasting one: an effective speech. effectual usu. refers to something that produces a decisive outcome or result: an effectual settlement. efficacious refers to something capable of achieving a certain end or purpose: an efficacious remedy. efficient , usu. used of a person, implies skillful accomplishment of a purpose with little waste of effort: an efficient manager.

Origin of effective:

1350–1400; ME < L effectīvus=effect(us), ptp. of efficere (see effect ) +-īvus -ive



Princeton's WordNet

  1. effectiveness, effectivity, effectualness, effectuality(noun)

    power to be effective; the quality of being able to bring about an effect

  2. potency, effectiveness, strength(noun)

    capacity to produce strong physiological or chemical effects

    "the toxin's potency"; "the strength of the drinks"


  1. effectiveness(Noun)

    The property of being effective

  2. effectiveness(Noun)

    The ability to be effective.

  3. effectiveness(Noun)

    The degree to which something is effective.

    He questioned the effectiveness of the treatment.

Webster Dictionary

  1. Effectiveness(noun)

    the quality of being effective

British National Corpus

  1. Spoken Corpus Frequency

    Rank popularity for the word 'effectiveness' in Spoken Corpus Frequency: #4295

  2. Nouns Frequency

    Rank popularity for the word 'effectiveness' in Nouns Frequency: #1792


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