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effectiveness

/ɪˈfɛk.tɪv.nɪs/noun4 syllables

Effectiveness means: power to be effective; the quality of being able to bring about an effect.

Synonyms for effectiveness5

noun, as in power to be effective; the quality of being able to bring about an effect

effectivity, effectualness, effectuality

noun, as in capacity to produce strong physiological or chemical effects

potency, strength

Opposites of effectiveness

ineffectiveness

What does effectiveness mean?2

noun

1

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

2

capacity to produce strong physiological or chemical effects“the toxin's potency”

Definitions from the Open English WordNet, CC BY 4.0.

Effectiveness in a sentence

  • The creatures were struck dead, one after the other, with amazing precision and effectiveness.ulyssemc1
  • Translation is a precious experience, learning with proven effectiveness.carlosalberto
  • Many fear that cuts in the defense budget will undermine the military's effectiveness.darinmex
  • The effectiveness of this method was confirmed by the experiences of many people.fanty
  • The effectiveness of this method was confirmed by many people's experiences.fanty
  • The government hopes mass surveillance will show its effectiveness in snuffing out unrest.unknown
  • Smoking reduces the effectiveness of the immune system.Nuel
  • There is a single vaccine against TB, but its effectiveness in adults is limited.Hybrid

Sentences from Tatoeba, CC BY 2.0 FR, credited to their authors.

Forms of effectiveness

as a noun

plural
effectivenesses