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Definitions

effectiveness

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




Example Sentences

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Research by the International Monetary Fund finds that rule of law is necessary for long-term economic growth and that “within the rule of law, the effectiveness of the justice system…are critical to economic outcomes.”

From Barron's • Apr. 1, 2026

Despite doubts about their effectiveness, Minicircle’s gene therapy and others like it are available at an increasing number of clinics across the world.

From Slate • Mar. 30, 2026

The department added it was engaging "closely with the police, local authorities, veterinary bodies and rescue and rehoming organisations to monitor the impacts and effectiveness of the XL bully dog ban".

From BBC • Mar. 30, 2026

This research shows that effectiveness depends not only on whether a drug reaches a tumor, but also on how it spreads within it and inside individual cells.

From Science Daily • Mar. 27, 2026

To anyone who questioned the effectiveness of the loyalty oaths, he replied that people who really did owe allegiance to their country would be proud to pledge it as often as he forced them to.

From "Catch-22" by Joseph Heller