Definition of effectiveness

Scrabble & Words with friends points

• effectiveness is a valid Scrabble US word with a point value of 24
• effectiveness is a valid Scrabble UK word with a point value of 24
• effectiveness is a valid Words with friends word with a point value of 27

Definition of effectiveness

• power to be effective; the quality of being able to bring about an effect (noun)

  Synonyms

  1. effectivity
  2. effectuality
  3. effectualness
• capacity to produce strong physiological or chemical effects (noun)

  Synonyms

  1. potency
  2. strength

See definition of effectiveness in Merriam Webster