effectivity
1. [ noun ] power to be effective; the quality of being able to bring about an effect
Synonyms: effectiveness effectuality effectualness
Related terms: ineffectiveness power efficacy incisiveness effective ineffective
Similar spelling:   effectively
  effective
  effectuality
  effector
  effecter
  effected
  effectuation
  effectual
  effectually
  effectiveness
  effectuate
  effectualness