challenge

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.

This challenges a long-standing debate over whether preventive statin treatment is worthwhile for patients who appear to be at lower cardiovascular risk.

From Science Daily

When Onana made a similar challenge later in the season the VAR did not stay out of it to be consistent with an earlier error.

From BBC

The United Nations recently warned that AI and automation could exacerbate global labour market challenges, particularly for educated young people in wealthier countries seeking their first high-skill jobs.

From Barron's

China, long a major market for German exporters, also proved a challenging environment as demand has been weakening due to a prolonged slowdown, while many Chinese firms have emerged as rivals to German heavyweights.

From Barron's

The drive, which includes a new anti-missile, anti-aircraft and anti-drone defensive dome called "Achilles's Shield", is aimed at addressing rapidly changing geopolitical challenges and fraying transatlantic ties, the government has said.

From Barron's