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Definitions

effectiveness

[ih-fek-tiv-nis, ee-fek‐] / ɪˈfɛk tɪv nɪs, iˈfɛk‐ /




Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

They issued a report reimagining the state superintendent as a student “champion” who would analyze and report on the effectiveness of the education system and also take on an advocacy role.

From Los Angeles Times • May 1, 2026

Proteases, enzymes that recycle proteins, can rapidly cut peptides into individual amino acids, shortening their effectiveness.

From Science Daily • Apr. 28, 2026

And because Saudi Arabia has much more spare production capacity, the U.A.E.’s departure may only moderately hinder the bloc’s effectiveness.

From MarketWatch • Apr. 28, 2026

Investors and economists can argue about the effectiveness and fairness of that policy, but it has insulated America from cars built with low-cost Chinese labor from flooding the market.

From Barron's • Apr. 24, 2026

Lupita let out a deep sigh of sadness, asking herself if even the effectiveness of hard work could be trusted.

From "Lupita Mañana" by Patricia Beatty




Vocabulary lists containing effectiveness