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challenges





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.

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That result challenges a long-standing assumption that microglia established early in development remain in the brain for a person's entire life.

From Science Daily Sep. 15, 2026

The NFL engineered its rise to solve several challenges at once, turning a gym-class staple into a vehicle for youth acquisition and international expansion.

From The Wall Street Journal Sep. 14, 2026

The EPA's move is expected to face immediate legal challenges.

From BBC Sep. 14, 2026

The rollback is likely to face immediate legal challenges.

From Los Angeles Times Sep. 14, 2026

The challenges of managing the prison—which was designed to hold twelve hundred inmates but instead had three times that number—were overwhelming.

From "Killers of the Flower Moon" by David Grann



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