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Definitions

weaken

[wee-kuhn] / ˈwi kən /


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.

Most known immune checkpoints require interaction with tumor cells to weaken the body's defenses.

From Science Daily • Jun. 9, 2026

An El Niño develops when winds that typically blow east-to-west weaken or reverse.

From BBC • Jun. 9, 2026

The country's biggest union, Unia, also warned the initiative would weaken labour protections, abolish rules barring discrimination between resident and foreign employees and "open the door wide to wage dumping".

From Barron's • Jun. 9, 2026

—European blue-chip stock indexes largely fall at the open as tech stocks slide and banks weaken, even as most sectors open in the green.

From The Wall Street Journal • Jun. 5, 2026

Just enough to weaken Sardothien—to make her dizzy and disoriented.

From "Throne of Glass" by Sarah J. Maas




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