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.
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Physicists have long suspected that they could become increasingly important in high-speed semiconductor electronics, but observing exactly how they unfold has been a major challenge.
From Science Daily β Nov. 14, 2026
It includes more than £3.8m raised by BBC Radio 2 host Owain Wyn Evans, who completed his challenge of cycling through all four UK nations - riding almost 400 miles between Glasgow and Cardiff.
From BBC β Nov. 13, 2026
These findings challenge the popular account, but averages can conceal individual misconduct.
From The Wall Street Journal β Nov. 13, 2026
The genre has been dominated for years by "The Sims" franchise, but Montreal developer Alex Masse's Paralives has mounted a scrappy, insurgent challenge.
From Barron's β Nov. 13, 2026
She tilts her head, a silent challenge to what I know.
From "Red Flags and Butterflies" by Sheryl Azzam
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Former officials say one of the biggest challenges of any overhaul will be stemming the deep-rooted corruption that has allowed gangs to thrive.
From The Wall Street Journal β Nov. 14, 2026
"The challenges facing developers is not making video games, it's now user acquisition, as in finding players," he says.
From BBC β Nov. 13, 2026
And even if crude becomes better supplied, that doesn’t necessarily solve the challenges in refined products, she said.
From MarketWatch β Nov. 13, 2026
One of the biggest challenges in developing quantum technology is finding materials that can maintain delicate quantum states under practical conditions.
From Science Daily β Nov. 13, 2026
He seemed to view the challenges as a Rubik’s Cube-like puzzle that could be solved if only he could swivel the right blocks in the right order.
From "Becoming" by Michelle Obama
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Instead, they organized, challenged their own party, and made themselves harder to dismiss.
From Slate β Nov. 13, 2026
Bangladesh's government challenged her on Tuesday to seek extradition from India if she was genuinely determined to return.
From Barron's β Nov. 11, 2026
Three years later, she publicly challenged OpenAI after it unveiled a chatbot voice she said sounded eerily similar to hers, despite her having declined an offer to lend her voice to the company.
From Los Angeles Times β Nov. 11, 2026
A spokesperson for A-CAP said it has challenged the order by Florida’s Office of Insurance Regulation and that it is working “constructively” and “in good faith” with regulators in the states that have taken action.
From The Wall Street Journal β Nov. 11, 2026
“I think I'd know. We have plenty where I'm from,” she challenged.
From "The Marvellers" by Dhonielle Clayton
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Matt Saunders, field chief technology officer at tech consultancy Adaptavist, said it would be challenging to mitigate against a similar problem.
From BBC β Nov. 13, 2026
In the spring, the couple filed a habeas corpus petition challenging Alikaram’s detention, which is still pending, as well as a motion to expedite the request due to a heart condition she has.
From Los Angeles Times β Nov. 13, 2026
“The experience of working with Liz helped us see how we could really formalize and build some institutional capacity to make sure great content about care gets made in a challenging media environment.”
From MarketWatch β Nov. 13, 2026
By connecting children's mathematical behavior with measurable differences in brain activity, the research offers a more detailed picture of why math can be persistently challenging for some students.
From Science Daily β Nov. 12, 2026
She leveled her chin, challenging me with her steadfast gaze.
From "The City Beautiful" by Aden Polydoros
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Vocabulary lists containing challenge
List 2
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The SAT: Language of the Test, List 4
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Academic Vocabulary Toolkit 1, Words 11-20
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