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Definitions

effectiveness

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




Example Sentences

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Yet Novo Nordisk plans to avoid the mistakes that hurt it during the last round, and will seek to hold on to its early lead by emphasizing the effectiveness of its pill.

From The Wall Street Journal • Apr. 1, 2026

By combining results across all of these studies using a network meta-analysis, the researchers were able to rank each treatment based on its effectiveness.

From Science Daily • Mar. 30, 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

How he overcame his only moment of real peril underlined the effectiveness of his serve.

From BBC • Mar. 30, 2026

The psychologist Nalini Ambady once gave students three ten-second videotapes of a teacher—with the sound turned off—and found they had no difficulty at all coming up with a rating of the teacher’s effectiveness.

From "Blink" by Malcolm Gladwell