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Definition of "effectiveness" []

  • The property of being effective (noun)
  • The ability to be effective. (noun)
  • The degree to which something is effective. (noun)

Wiktionary.org : Text is available under the Creative Commons Attribution-ShareAlike License

Use "effectiveness" in a sentence
  • "I think that any small drop in effectiveness is more than countered by the benefits of open, realistic government."
  • "Research, such as that by William Sanders and Eric Hanushek, shows that teacher effectiveness is the most important in-school factor affecting student learning."
  • "But the key to their effectiveness is their rattle, and it's not just the noise, but also how it is made."