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Definitions

effectiveness

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




Example Sentences

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They also are sensitive to environmental conditions and can change chemical composition if stored at the wrong temperatures or shaken too vigorously, increasing the risk of an immune response or decreasing their effectiveness.

From Salon • Apr. 4, 2026

They can also be engineered to carry multiple components, increasing their potential effectiveness.

From Science Daily • Apr. 2, 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

Meta’s data centers, on the other hand, are all for itself: for its own research, for raising engagement and the effectiveness of ad-targeting, and ultimately for serving up new AI experiences to users.

From Barron's • Mar. 27, 2026

The Forest Biology Division agreed to modify the spraying program in every possible way short of destroying its effectiveness, in order to reduce risks to the fish.

From "Silent Spring" by Rachel Carson